Examiner John S Kenyon
Grant ratio: 70.9% (58th percentile in Art Unit 1625 among examiners with at least 20 applications). Average office actions per grant: 1.83. Most common rejection type: §112.
Recently active
Last office action in data: October 2026
Examiner record
- Examiner ID
- 89441
- Primary art unit
- 1625
- Work group
- 1620
- Technology center
- 1600
- Applications
- 1,012
- Granted applications
- 718
- Examiner phone
- (571) 270-1567
- Supervisor
- Andrew D Kosar
- Supervisor phone
- (571) 272-0913
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 31 | 53.5% | 1.54 |
| Group | 256 | 44.8% | 1.76 |
| Tech Center | 1,383 | 37.4% | 2.02 |
| USPTO | 16,620 | 51.8% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 0 | 0.0% |
| 1 OA | 515 | 50.8% |
| 2 OAs | 330 | 32.5% |
| 3 OAs | 104 | 10.3% |
| 4 OAs | 38 | 3.7% |
| 5+ OAs | 27 | 2.7% |
Each application is counted once. “5+” includes all higher counts.
Grant history
Recent ratios may be lower while applications remain pending.
Yearly counts
| Year | Applications | Grants | Grant rate |
|---|---|---|---|
| 2012 | 7 | 5 | 71.4% |
| 2013 | 53 | 41 | 77.4% |
| 2014 | 93 | 79 | 84.9% |
| 2015 | 81 | 57 | 70.4% |
| 2016 | 80 | 60 | 75.0% |
| 2017 | 86 | 71 | 82.6% |
| 2018 | 74 | 54 | 73.0% |
| 2019 | 79 | 60 | 75.9% |
| 2020 | 86 | 79 | 91.9% |
| 2021 | 56 | 48 | 85.7% |
| 2022 | 51 | 42 | 82.4% |
| 2023 | 68 | 59 | 86.8% |
| 2024 | 52 | 43 | 82.7% |
| 2025 | 66 | 20 | 30.3% |
| 2026 | 80 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 1,014 | 2.1% | 26.0% | 19.1% | 23.3% |
| Action 2 | 499 | 1.4% | 21.8% | 19.2% | 40.3% |
| Action 3 | 169 | 0.6% | 26.6% | 23.7% | 34.3% |
| Action 4 | 65 | 0.0% | 29.2% | 20.0% | 35.4% |
| Action 5 | 27 | 0.0% | 37.0% | 14.8% | 33.3% |
| Action 6 | 13 | 0.0% | 30.8% | 7.7% | 46.2% |
| Action 7 | 3 | 0.0% | 66.7% | 0.0% | 33.3% |
| Action 8 | 2 | 0.0% | 0.0% | 0.0% | 100.0% |
Section 101 rejections
Last 3 years: 2023-10-23–2026-10-23. All years includes every dated office action in the data.
By year
0.0%
0.0%
0.0%
2.3%
2014: Alice
1.4%
1.3%
0.0%
1.8%
0.0%
2019: PEG
1.2%
4.8%
2.0%
0.0%
1.7%
2024: AI examples
0.0%
2025: August memo
3.2%
3.3%
Each bar is the percentage of office actions with a §101 rejection.
PTAB appeals
No PTAB decisions could be matched to this examiner.
Older and transferred applications may not have a reliable examiner match. Data through Oct. 30, 2026.