Examiner Edwin C Mitchell
Grant ratio: 15.5% (34th percentile in Art Unit 1619 among examiners with at least 20 applications). Average office actions per grant: 2.44. Most common rejection type: §103.
Recently active
Last office action in data: October 2026
Examiner record
- Examiner ID
- 97293
- Primary art unit
- 1619
- Work group
- 1610
- Technology center
- 1600
- Applications
- 174
- Granted applications
- 27
- Examiner phone
- (571) 272-7007
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 20 | 24.9% | 2.90 |
| Group | 220 | 30.4% | 2.41 |
| 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 | 7 | 4.0% |
| 1 OA | 50 | 28.7% |
| 2 OAs | 54 | 31.0% |
| 3 OAs | 31 | 17.8% |
| 4 OAs | 18 | 10.3% |
| 5+ OAs | 14 | 8.0% |
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 |
|---|---|---|---|
| 2022 | 4 | 1 | 25.0% |
| 2023 | 19 | 6 | 31.6% |
| 2024 | 36 | 12 | 33.3% |
| 2025 | 43 | 8 | 18.6% |
| 2026 | 72 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 167 | 0.6% | 15.0% | 60.5% | 3.0% |
| Action 2 | 117 | 0.9% | 8.5% | 65.8% | 6.8% |
| Action 3 | 63 | 0.0% | 14.3% | 61.9% | 9.5% |
| Action 4 | 32 | 0.0% | 15.6% | 62.5% | 9.4% |
| Action 5 | 14 | 0.0% | 14.3% | 50.0% | 7.1% |
| Action 6 | 7 | 0.0% | 0.0% | 28.6% | 14.3% |
| Action 7 | 4 | 0.0% | 0.0% | 50.0% | 25.0% |
| Action 8 | 2 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 10 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 11 | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
Section 101 rejections
Last 3 years: 2023-10-23–2026-10-23. All years includes every dated office action in the data.
By year
14.3%
0.0%
2024: AI examples
0.0%
2025: August memo
0.9%
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 Oct. 30, 2026.