Examiner Sean Ayers Winters
Grant ratio: 36.8% (17th percentile in Art Unit 2892 among examiners with at least 20 applications). Average office actions per grant: 2.95. Most common rejection type: §103.
Recently active
Last office action in data: August 2026
Examiner record
- Examiner ID
- 97667
- Primary art unit
- 2892
- Work group
- 2890
- Technology center
- 2800
- Applications
- 220
- Granted applications
- 81
- Examiner phone
- (571) 270-3308
- Supervisor
- N. Drew Richards
- Supervisor phone
- (571) 272-1736
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 31 | 52.9% | 2.18 |
| Group | 288 | 53.7% | 1.76 |
| Tech Center | 2,413 | 62.4% | 1.69 |
| USPTO | 16,475 | 52.7% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 1 | 0.5% |
| 1 OA | 67 | 30.5% |
| 2 OAs | 46 | 20.9% |
| 3 OAs | 43 | 19.5% |
| 4 OAs | 27 | 12.3% |
| 5+ OAs | 36 | 16.4% |
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 |
|---|---|---|---|
| 2023 | 29 | 25 | 86.2% |
| 2024 | 35 | 29 | 82.9% |
| 2025 | 65 | 27 | 41.5% |
| 2026 | 91 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 219 | 0.0% | 17.4% | 81.3% | 0.9% |
| Action 2 | 152 | 0.0% | 17.1% | 80.9% | 2.6% |
| Action 3 | 106 | 0.0% | 7.5% | 89.6% | 0.9% |
| Action 4 | 63 | 0.0% | 4.8% | 93.7% | 1.6% |
| Action 5 | 36 | 0.0% | 5.6% | 86.1% | 2.8% |
| Action 6 | 23 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 7 | 9 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 8 | 3 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 9 | 2 | 0.0% | 0.0% | 100.0% | 0.0% |
Section 101 rejections
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%
2024: AI examples
0.0%
2025: August memo
0.0%
0.0%
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 Aug. 27, 2026.