Examiner Aaron Heyamoto

Grant ratio: 57.9% (72nd percentile in Art Unit 3749 among examiners with at least 20 applications). Average office actions per grant: 2.08. Most common rejection type: §103.

Appears inactive Last office action in data: April 2021
Grant ratio 57.9%
Average office actions / grant 2.08
Compared with Art unit About average
Compared with Work group About average
Compared with Technology center About average
Compared with USPTO About average

Examiner record

Examiner ID
89941
Primary art unit
3749
Work group
3740
Technology center
3700
Applications
316
Granted applications
183

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Peer comparisons

GroupExaminersAverage grant ratioAverage office actions / grant
Art Unit 34 49.6% 2.05
Group 444 57.6% 1.86
Tech Center 2,671 48.4% 2.01
USPTO 16,475 52.7% 1.98

Office actions per application

Average office actions per application 2.00 639 office actions across 320 applications
Applications with office actions 100.0% 320 applications
Office actionsApplicationsShare of applications
No OA observed 0 0.0%
1 OA 151 47.2%
2 OAs 91 28.4%
3 OAs 35 10.9%
4 OAs 22 6.9%
5+ OAs 21 6.6%

Each application is counted once. “5+” includes all higher counts.

Grant history

0.0% 25.0% 50.0% 75.0% 100.0% 2012: 0.0% 2012 2013: 0.0% 2013 2014: 6.5% 2014 2015: 45.5% 2015 2016: 48.9% 2016 2017: 73.1% 2017 2018: 75.6% 2018 2019: 86.3% 2019 2020: 84.6% 2020 2021: 71.4% 2021

Recent ratios may be lower while applications remain pending.

Yearly counts
YearApplicationsGrantsGrant rate
2012200.0%
20132200.0%
20143126.5%
2015331545.5%
2016472348.9%
2017523873.1%
2018453475.6%
2019514486.3%
2020262284.6%
20217571.4%

Rejections by office-action stage

Office-action stageActions observed§101§102§103§112
Action 1 320 0.6% 5.0% 82.8% 5.9%
Action 2 169 0.0% 1.8% 90.5% 3.0%
Action 3 78 0.0% 1.3% 91.0% 2.6%
Action 4 43 0.0% 2.3% 90.7% 0.0%
Action 5 21 0.0% 0.0% 90.5% 0.0%
Action 6 7 0.0% 0.0% 100.0% 0.0%
Action 7 1 0.0% 0.0% 100.0% 0.0%

Section 101 rejections

Last 3 years N/A 0 of 0 office actions
All years 0.3% 2 of 639 office actions
Change N/A Percentage points

Last 3 years: 2023-08-28–2026-08-28. All years includes every dated office action in the data.

By year

0.0%
0.0%
0.0%
0.0%
2014: Alice
0.0%
0.0%
1.9%
0.0%
0.0%
2019: PEG
0.0%
0.0%
0.0%

Each bar is the percentage of office actions with a §101 rejection.

PTAB appeals

Matched decisions: 5. Merits outcomes: 4 affirmed, 0 affirmed in part, and 1 reversed.

Full reversal rate
20.0% 1/5 decisions
Full or partial reversal rate
20.0% 1/5 decisions
Median appeal duration
16.1 months
New grounds of rejection
0
Recent decisions
DecisionApplicationOutcomeIssues
May. 2, 2019 13/680,439 Reversed §103
Jul. 31, 2018 12/991,283 Affirmed N/A
Jul. 30, 2018 12/553,053 Affirmed §102 · §103 · §112
Dec. 27, 2017 13/362,831 Affirmed §102 · §103 · §112
Aug. 31, 2017 12/814,707 Affirmed §102 · §103 · §112

The examiner match uses the last recorded office action before the decision. Reversal rates exclude rehearings, remands, dismissals, and other decisions that did not reach the merits. Data through Aug. 27, 2026.

Job History

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