State v. Purkapile
CourtCourt of Appeals of Oregon
Date FiledNovember 12, 2026
DocketA185692
JudgeTookey
StatusPublished
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Full Opinion
No. 1092 November 12, 2026 577
IN THE COURT OF APPEALS OF THE
STATE OF OREGON
STATE OF OREGON,
Plaintiff-Respondent,
v.
ANTHONY LUCAS PURKAPILE,
Defendant-Appellant.
Washington County Circuit Court
23CR56684; A185692
Kathleen J. Proctor, Judge.
Argued and submitted September 29, 2026, at Enterprise
High School.
Erik Blumenthal, Deputy Public Defender, argued the
cause for appellant. On the brief were Ernest G. Lannet,
Chief Defender, Criminal Appellate Section, and Brett
J. Allin, Deputy Public Defender, Oregon Public Defense
Commission.
Rolf C. Moan, Assistant Attorney General, argued the
cause for respondent. Also on the brief were Dan Rayfield,
Attorney General, Paul L. Smith, Solicitor General.
Before Tookey, Presiding Judge, Lagesen, Chief Judge,
and Egan, Judge.
TOOKEY, P. J.
Counts 2 and 3 reversed and remanded; otherwise
affirmed.
578 State v. Purkapile
Cite as 354 Or App 577 (2026) 579
TOOKEY, P. J.
In this case, we consider whether defendant intended
to use a sharpened toothbrush against his cellmate and the
relevance of evidence about how the toothbrush may have
been sharpened.
Defendant appeals his convictions for unlawful pos-
session of a weapon by an inmate, ORS 166.275 (Count 1);
unlawful use of a weapon (UUW), ORS 166.220 (Count 2);
and menacing, ORS 163.190 (Count 3). Defendant argues
that the trial court erred in denying his motions for a judg-
ment of acquittal (MJOAs) on Counts 2 and 3, and that
the trial court also erred when, at an OEC 104 hearing, it
excluded the proposed testimony of defendant’s expert, who
would have testified about defendant’s autism.
For the reasons explained below, we conclude that
the trial court did not err when it denied the MJOAs, but
that the trial court did err when it excluded the expert tes-
timony. That testimony was relevant to a material fact in
the case: whether defendant sharpened a toothbrush by
chewing on it. The testimony would have provided the jury
with an alternative explanation of why defendant sharp-
ened the toothbrush—not to create a weapon but rather
because it is common for persons with autism to engage in
“self-stim” behaviors like chewing on objects. That expla-
nation, in turn, could have affected the jury’s assessment
of whether the state met its burden to prove the “intent to
use” element of UUW and whether defendant’s statements
to his cellmate were meant to place his cellmate in fear
of imminent serious physical injury. Therefore, the errone-
ous exclusion of the evidence was not harmless with respect
to Counts 2 and 3, and we reverse and remand on those
counts.
I. FACTUAL AND PROCEDURAL BACKGROUND
Defendant and D were incarcerated in a cell at
Coffee Creek Correctional Facility. They had been cellmates
for a couple of days, and they “didn’t really have a problem,”
although, according to D, defendant “stunk a little bit.”
580 State v. Purkapile
According to defendant, defendant was nervous about being
with a “new celly.”1
On July 18, 2023, defendant and D were in their cell,
and defendant was on the top bunk reading. According to D,
defendant had “a toothbrush that he was shaving down.” D
had learned that defendant planned to use it on “someone
else while they’re sleeping or whatever at a different institu-
tion.” D had also heard that defendant was “going to try to
get me.”
D asked defendant whether defendant planned “to
hit me while I’m sleeping?” Defendant denied it, but also
asked, “What are you going to do about it?” Then defendant
said, “[W]ait till you go to sleep.” Defendant had the tooth-
brush with him in a book on the top bunk when he said that
to D.
When defendant said, “[W]ait till you go to sleep,” D
“took it as a threat.” D believed that defendant was going to
stab D in his sleep and that defendant had threatened his
life. Defendant did not point the sharpened toothbrush at D
when he made those statements. Nevertheless, D felt like he
was “in danger.” According to D, defendant had told D about
“potentially killing other people or stabbing other people.”
D wanted to “settle this right then and there.” D
was not going to sleep in the cell with defendant “potentially
trying to stab me or whatever his plans were.” D grabbed
defendant’s mattress and tried to drag defendant off the
top bunk. D wanted to fight defendant, but defendant “got
in the corner so he wouldn’t get dragged off the top bunk.”
Defendant threw books at D and indicated that he was going
to hit the “panic button.”
When defendant hit the button,2 officers came into
the cell and “they cuffed us both up.” D thought that defen-
dant was “just going to get some hole time or whatever.”
1
Defendant did not testify at his jury trial, but, during the trial, the state
played a recording of defendant’s interview with Department of Corrections
(DOC) inspectors.
2
In his interview with DOC inspectors, defendant stated that it was D who
hit the button. Although the parties do not provide additional information, the
record suggests that cells at the facility are equipped with a button to alert cor-
rectional officers in case of an emergency.
Cite as 354 Or App 577 (2026) 581
Defendant had thrown the toothbrush on a desk where the
officers found it.
D described the toothbrush as a “shank.” D rec-
ognized that he could be considered a “snitch” because of
what happened, but D testified that he had wanted to fight
defendant, and D did not want to get correctional officers
involved. On a later telephone call, D stated that defendant
was “panicking” during the confrontation and that defen-
dant had “fear in his eyes.” On a call, D also described defen-
dant as having autism and as “retarded.”
Based on that incident in the cell, the state charged
defendant with three crimes: unlawful possession of a
weapon by an inmate, UUW, and menacing. In addition
to hearing testimony from D at defendant’s jury trial, the
jury also heard testimony from a correctional officer who
responded to the cell and found the sharpened toothbrush.
Defendant told the officer that the toothbrush was “only
sharpened like that because he was chewing on it.” The offi-
cer took photographs of the toothbrush.3 The officer testified
that concrete in the cells in Coffee Creek could be used to
create sharpened toothbrushes, but “[u]sually it’s when they
go out to the yard, cause it’s rougher concrete.”
Defendant told DOC inspectors that he “chew[s] on
stuff” when he gets nervous, that he “ended up chewing on
the toothbrush,” and “[t]hat’s why it was slightly to a point.”
According to defendant, that was “the only day” he had been
chewing on the toothbrush. An inspector testified that she
did not “observe anything that looked like bite marks” or
“chew marks” on the toothbrush.
After the state rested, defendant sought MJOAs on
the charges of UUW and menacing. The trial court denied
the MJOAs.
Outside the presence of the jury, the trial court
conducted an OEC 104 hearing on the admissibility of
3
Both the actual toothbrush and photographs of the toothbrush were
received into evidence at defendant’s trial. At the request of appellant’s coun-
sel, the toothbrush was transmitted to the Court of Appeals. In reviewing the
record, as well as reviewing the documentary exhibits, the court has examined
the actual toothbrush.
582 State v. Purkapile
testimony from Dr. Leslie Carter, an expert on autism.4 At
the hearing, Carter testified that she reviewed defendant’s
medical records and met with him in person, and that he
had a diagnosis of autism. Carter testified that defendant
had “level one” autism, which is “high functioning.” Carter
explained that autistic people often engage in repetitive
behaviors referred to as “self-stim” behaviors, which are
“used to reduce anxiety and stress.” Carter testified that
defendant had “a history of chewing on things.” She testi-
fied regarding the “social deficits” of persons diagnosed with
autism. On cross-examination, Carter acknowledged that it
was not obvious from the photographs that defendant had
chewed on the toothbrush.
After hearing the expert’s proposed testimony, as
well as arguments from the parties, the trial court deter-
mined that Carter’s testimony was not admissible because it
was not relevant and it would constitute vouching for defen-
dant. Defendant did not testify or call any other witnesses.
The jury found defendant guilty of the charges.
II. ANALYSIS
On appeal, defendant argues that the trial court
erred in denying his MJOAs and in excluding the testimony
of his expert witness. As we explain, we conclude that the
trial court did not err in denying the MJOAs, but the trial
court did err in excluding the expert testimony and the error
was not harmless.
A. Denial of the MJOAs on the Charges of UUW and
Menacing
In his first assignment of error (relating to Count 2,
UUW) and his second assignment of error (related to Count
3, menacing), defendant argues that the trial court erred
in denying his MJOAs on those charges. On review of the
denial of an MJOA, we examine the evidence “in the light
most favorable to the state to determine whether a rational
trier of fact, accepting reasonable inferences and reasonable
4
OEC 104(1) provides in part that “[p]reliminary questions concerning * * *
the admissibility of evidence shall be determined by the court,” and OEC 104(3)
provides, in part, that the hearings must “be conducted out of the hearing of the
jury.”
Cite as 354 Or App 577 (2026) 583
credibility choices, could have found the essential element of
the crime beyond a reasonable doubt.” State v. Cunningham,
320 Or 47, 63, 880 P2d 431 (1994), cert den, 514 US 1005
(1995).
1. Sufficient evidence of UUW
Starting with the first assignment of error (relating
to Count 2, UUW), ORS 166.220(1)(a) provides, in part, that
“[a] person commits the crime of [UUW] if the person * * * [a]
ttempts to use unlawfully against another, or carries or pos-
sesses with intent to use unlawfully against another, any
dangerous or deadly weapon * * *.” The term “use” in ORS
166.220, “refers both to employment of a weapon to inflict
harm or injury and employment of a weapon to threaten
immediate harm or injury.” State v. Ziska/Garza, 355 Or
799, 811, 334 P3d 964 (2014).
Here, defendant argues that there was insufficient
evidence that he intended to use the sharpened toothbrush
unlawfully. As defendant points out, there was no evidence
that he brandished the toothbrush, he did not initiate the
confrontation with D, and he made only “vague statement[s]
that did not reference a weapon or violence.” According to
defendant, the instant case is like State v. Garibay, 307 Or
App 722, 730, 478 P3d 1006 (2020), in which we reversed a
conviction for UUW because, although the defendant had a
gun and used it to shoot one person, there was insufficient
evidence that the defendant also intended to use the gun
against a second person.
We are not persuaded by defendant’s reliance on
Garibay. In Garibay, there was evidence that the defendant
“meant to shoot and did shoot M—whose physical proximity
to F at the time of the shooting is unclear,” but there was no
evidence that the defendant ever threatened F with the gun.
Id. at 730. By contrast, here, defendant and D were the only
two persons in the cell. D testified that he knew defendant
had a sharpened toothbrush, and when D directly asked
whether defendant intended “to hit me while I’m sleeping,”
defendant responded by saying, “What are you going to do
about it?” and “wait till you go to sleep.”
584 State v. Purkapile
In determining that there was sufficient evidence
of UUW, the jury could also have relied on the testimony
of the correctional officer, who explained that incarcerated
persons can modify objects, like toothbrushes, by rubbing
them on concrete to create dangerous weapons. Although
defendant’s statements might have been less threatening in
another context, based on making them while alone with D
in the cell, and in response to D’s question about whether
defendant intended to “hit” D, a rational trier of fact could
conclude that defendant intended to use the sharpened
toothbrush against D to inflict harm or injury or to threaten
immediate harm or injury. That is how D interpreted defen-
dant’s statements, which D viewed as a threat to his life.
We recognize that, in making those statements,
defendant did not brandish the sharpened toothbrush. But,
in that respect, the instant case is like State v. McAuliffe,
276 Or App 259, 366 P3d 1206, rev den, 359 Or 847 (2016),
in which we affirmed a UUW conviction. In McAuliffe, the
defendant was angry about a plane flying low over his prop-
erty, and the defendant held a shotgun shell up to the air-
plane “to send the pilot a message.” Id. at 261. Although the
defendant did not aim or fire his shotgun at the plane, we
concluded that the defendant’s conduct was sufficient for
a charge of UUW. Id. at 265-66. Similarly, here, because
defendant said, “What are you going to do about it?” and
“wait till you go to sleep,” in response to a direct inquiry
from his cellmate about whether defendant intended to use
the sharpened toothbrush against his cellmate, there was
sufficient evidence for the jury to determine whether defen-
dant intended to use the weapon unlawfully.
We emphasize that our determination is guided by
the standard of review, which requires us to view the evi-
dence in the light most favorable to the state. Cunningham,
320 Or at 63. As we have explained in other cases address-
ing MJOAs on charges of UUW, “[t]hat a jury might reason-
ably have reached a different conclusion is beside the point.
On appeal, ‘our task is not to weigh the evidence, it is only
to determine whether there was legally sufficient evidence
to support the challenged conviction.’ ” State v. Severson, 325
Or App 550, 556, 529 P3d 302, rev den, 371 Or 332 (2023)
Cite as 354 Or App 577 (2026) 585
(quoting McAuliffe, 276 Or App at 266). Applying that stan-
dard, we conclude there was sufficient evidence and the trial
court did not err in denying the MJOA on Count 2.
2. Sufficient evidence of menacing
Turning to the second assignment of error (relat-
ing to Count 3, menacing), “[a] person commits the crime
of menacing if by word or conduct the person intentionally
attempts to place another person in fear of imminent seri-
ous physical injury.” ORS 163.190(1). The threatened harm
“must be imminent and serious.” State v. Garcias, 296 Or
688, 699, 679 P2d 1354 (1984). For speech to constitute
menacing, the threatened injury must be “ ‘near at hand,’
‘impending,’ or ‘menacingly near.’ ” State ex rel Juv. Dept. v.
Dompeling, 171 Or App 692, 695, 17 P3d 535 (2000) (relying
on a dictionary definition of “imminent”).
Defendant argues that his statement “wait till you
go to sleep” was “the kind of empty threat that does not con-
stitute menacing, and it was not accompanied by any con-
duct that would make it realistic and imminent.” Defendant
points out that, in State v. Hejazi, 323 Or App 752, 524 P3d
534 (2023), and State v. C. S., 275 Or App 126, 365 P3d 535
(2015), the relevant statements were far more threatening
than the vague statements at issue here, but that we never-
theless determined that they were insufficient to constitute
menacing. For example, in Hejazi, 323 Or App at 756, the
defendant had said, “I’m going to kill you and your family,’’
but then walked quickly away. And in C. S., 275 Or App at
128-33, a student threatened to kill three other students,
but his threats did not imply that the harm was imminent.
Once again, what distinguishes this case are the
circumstances under which the statements were made.
Defendant said, “What are you going to do about it?” and
“wait till you go to sleep,” in response to a direct inquiry
from his cellmate about whether defendant intended to use
the sharpened toothbrush against his cellmate, and D had
no choice but to sleep in the cell in close proximity to defen-
dant who was on the top bunk. We think that that context
converts what might otherwise be vague statements into
ones that would place a person in fear of imminent serious
586 State v. Purkapile
physical injury, especially given the correctional officer’s
testimony about incarcerated persons modifying objects into
weapons by sharpening them—under those circumstances,
the evidence was legally sufficient for a jury to determine
that defendant had committed the crime of menacing. See,
e.g., Dompeling, 171 Or App at 696 (in a case in which a
youth threatened to stab her mother “in her sleep,” we deter-
mined that the threats were “sufficiently near at hand to be
imminent”). The trial court did not err in denying the MJOA
on Count 3.
B. Exclusion of Expert Testimony
In his third, fourth, and fifth assignments of error,
defendant argues that the trial court erred when it excluded
the proposed testimony of the defense expert regarding
defendant’s autism diagnosis, “self-stim” behaviors includ-
ing chewing, and “social deficits” of persons with autism.
The trial court excluded the evidence on relevance grounds,
determining that the jurors could decide for themselves
whether defendant had chewed on the toothbrush by looking
at it. We conclude that the trial court erred in determining
that the expert’s testimony was not relevant.
1. Carter’s testimony was relevant to the charges of
UUW and menacing.
Whether evidence is relevant presents a question of
law. State v. Titus, 328 Or 475, 481, 982 P2d 1133 (1999).
Evidence is relevant when it has “any tendency to make the
existence of any fact that is of consequence to the determi-
nation of the action more probable or less probable than it
would be without the evidence.” OEC 401. That rule of evi-
dence “establishes a very low threshold for the admission
of evidence; evidence is relevant so long as it increases or
decreases, even slightly, the probability of the existence of
a fact that is of consequence to the determination of the
action.” State v. Barone, 329 Or 210, 238, 986 P2d 5 (1999),
cert den, 528 US 1086 (2000) (internal quotation marks
omitted); see also State v. Cox, 337 Or 477, 485, 98 P3d 1103
(2004) (“Evidence is relevant if it increases or decreases,
even slightly, the probability of the existence of any material
fact in issue.”).
Cite as 354 Or App 577 (2026) 587
Here, the state argues that “[w]hether the tooth-
brush’s sharpened status resulted from defendant chewing
on it, or whether it resulted from defendant sharpening it
on concrete, was not relevant to any element of the charged
crimes.”
We agree with the state that evidence about how
the toothbrush was sharpened was not relevant to the ele-
ments of Count 1, which charged defendant with unlawful
possession of a weapon by an inmate, and which required
the state to prove that defendant was a “person committed
to any institution,” who possessed or carried “any dangerous
instrument, or any weapon including but not limited to any
* * * sharp instrument.” ORS 166.275. In our view, whether
defendant sharpened the toothbrush by chewing on it or
why he did so were not facts of consequence to the deter-
mination of whether defendant violated ORS 166.275, and
defendant fails to explain how Carter’s proposed testimony
was relevant to the elements of that crime.5
However, we reach a different conclusion with
respect to Count 2, which charged UUW, and Count 3, which
charged menacing. As already noted, for UUW, the state
was required to prove that defendant possessed a dangerous
weapon “with intent to use” it “unlawfully against another.”
ORS 166.220(1)(a). And to prove menacing, the state had
to prove that defendant intentionally attempted “to place
another person in fear of imminent serious physical injury.”
ORS 163.190(1). Given the elements of those crimes, we
think that whether defendant sharpened the toothbrush by
chewing on it, and why he did so, are facts of consequence.
5
On appeal, defendant makes a general argument about the relevance
of Carter’s testimony, but he does not explain how it was relevant to Count 1,
which charged unlawful possession of a weapon by an inmate pursuant to ORS
166.275. Later in his brief, defendant suggests in a footnote that the evidence was
insufficient to prove that defendant possessed a “dangerous weapon” under ORS
161.015(1), but it is not clear that the definition applies to ORS 166.275, which
prohibits the possession of “any dangerous instrument” or any weapon including
a “sharp instrument.”
In any event, that question is distinct from the question of relevance. Because
defendant fails to explain how Carter’s testimony was relevant to Count 1, we do
not consider the issue further. See Beall Transport Equipment Co. v. Southern
Pacific, 186 Or App 696, 700 n 2, 64 P3d 1193, adh’d to as clarified on recons, 187
Or App 472, 68 P3d 259 (2003) (explaining that it is not “our proper function to
make or develop a party’s argument”).
588 State v. Purkapile
OEC 401. As Carter explained at the OEC 104 hearing, she
would have testified that persons with autism, like defen-
dant, often engage in “self-stim” behaviors, which are “used
to reduce anxiety and stress,” and chewing on objects is an
example of a self-stim behavior. Carter would also have tes-
tified that defendant had a history of chewing on things.
On appeal, the state argues that “[e]ven if
Dr. Carter’s testimony made it more likely that defendant
had chewed the toothbrush,” that testimony was not rele-
vant to Counts 2 or 3, because, according to the state, it was
“undisputed” that, when defendant told D, “[W]ait till you go
to sleep,” defendant was carrying or possessing a dangerous
weapon and was “fully aware” that it was capable of causing
injury.
Perhaps that argument has some traction, but in
the end, it does not carry the day given the circumstances
of this case. We think that if the trial court had admitted
Carter’s testimony, then it would have been more proba-
ble that the jury would have concluded that defendant just
chewed on the toothbrush. See OEC 401 (stating that evi-
dence is relevant when it makes a fact of consequence to
the determination of the action “more probable or less prob-
able than it would be without the evidence”). And Carter’s
testimony also provided an alternative explanation of why
defendant had done so; namely, because it is common for
persons with autism to engage in “self-stim” behaviors when
they are nervous. That alternative theory of the case could
have led the jury to doubt whether defendant sharpened the
toothbrush to make a weapon or to use it to threaten others
with harm.
We agree with the state that defendant must have
been aware that he possessed a sharpened object when he
said to D, “What are you going to do about it?” and “wait
till you go to sleep.” Nonetheless, those statements are suffi-
ciently vague that defendant’s alternative explanation of why
he had the sharpened object could have led the jury to ques-
tion whether, by using those words, defendant intended to
employ the toothbrush to inflict harm or injury or to threaten
immediate harm or injury. See Ziska/Garza, 355 Or at 811
(explaining that “use” in UUW means the “employment of a
Cite as 354 Or App 577 (2026) 589
weapon to inflict harm or injury and employment of a weapon
to threaten immediate harm or injury”); see Hejazi, 323 Or
App at 757 (explaining that menacing requires statements
that threaten imminent injury). Instead, the jury could have
concluded that, by using those words, defendant was merely
expressing his alarm, nervousness, or anxiety, especially
given that D had initiated the confrontation.
In other words, for the charges of UUW and men-
acing, how the toothbrush came to be sharpened, and why
defendant sharpened it, were facts of consequence. OEC 401.
Carter’s testimony could have weighed against—at least to
some degree—the state’s theory that defendant intended
to use the toothbrush to harm or threaten his cellmate or
others. Because “evidence is relevant so long as it increases
or decreases, even slightly, the probability of the existence
of a fact that is of consequence to the determination of the
action” Barone, 329 Or at 238, we conclude that the trial
court erred in determining that the evidence was not rele-
vant to the charges of UUW and menacing.6
2. The trial court’s error was not harmless.
Next, we consider whether excluding Carter’s testi-
mony was harmless. “Evidentiary error is not presumed to
be harmful, OEC 103(1), and, thus, we must affirm defen-
dant’s conviction if ‘there [is] little likelihood that the par-
ticular error affected the verdict.’ ” State v. Torres-Rivas, 247
Or App 1, 6, 268 P3d 729 (2011) (quoting State v. Davis, 336
Or 19, 32, 77 P3d 1111 (2003)).
We conclude that the excluded evidence was not
harmless with respect to Counts 2 and 3, which charged
UUW and menacing. Carter’s testimony would have sup-
ported defendant’s claim that the toothbrush was sharp
because he chewed on it. And Carter’s testimony would have
provided the jury with an alternative explanation of why
defendant had a sharpened toothbrush; namely, because it
is common for persons with autism to engage in “self-stim
behaviors,” like chewing on objects, to reduce nervousness
or anxiety.
6
Defendant also argues that the evidence was relevant to show that D was
biased against defendant, but it is unnecessary to reach that argument.
590 State v. Purkapile
As the Supreme Court has explained, excluded evi-
dence is not likely to be harmless when it goes “directly to
the heart of defendant’s factual theory of the case.” Davis,
336 Or at 34. During closing arguments, the prosecutor told
the jury, “If you go back there and you look at this toothbrush
and you think it ended up in that shape because he chewed
on it * * * then you need to vote not guilty,” which indicates
that the issues of whether defendant chewed on the tooth-
brush and why he did so were central to the case. Defendant
“was entitled to prove his theory of the case by presenting
relevant, admissible evidence to the jury. We cannot say, on
the record before us, that there was little likelihood that
the erroneous exclusion of * * * [the testimony of the autism
expert] affected the jury’s verdict.” Id. at 34. We further note
that the trial court stated that Carter’s testimony was also
inadmissible as vouching for defendant, but, on appeal, the
state does not contend that Carter’s testimony was vouch-
ing, and we agree. That vouching would not have been a
valid reason to exclude Carter’s testimony underscores the
point that the trial court’s error in excluding the testimony
as irrelevant was not harmless. We therefore reverse and
remand defendant’s convictions for UUW and menacing.
Counts 2 and 3 reversed and remanded; otherwise
affirmed.