Examiner Yen L Southwood
Grant ratio: 90.0% (7th percentile in Art Unit 2918 among examiners with at least 20 applications). Average office actions per grant: 1.19. Most common rejection type: §112.
Recently active
Last office action in data: July 2026
Examiner record
- Examiner ID
- 97373
- Primary art unit
- 2918
- Work group
- 2900-WG
- Technology center
- 2900
- Applications
- 180
- Granted applications
- 162
- Examiner phone
- (571) 272-1509
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 23 | 95.9% | 1.24 |
| Group | 461 | 94.9% | 1.19 |
| Tech Center | 486 | 94.6% | 1.20 |
| USPTO | 16,475 | 52.7% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 0 | 0.0% |
| 1 OA | 147 | 81.7% |
| 2 OAs | 31 | 17.2% |
| 3 OAs | 2 | 1.1% |
| 4 OAs | 0 | 0.0% |
| 5+ OAs | 0 | 0.0% |
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 | 22 | 22 | 100.0% |
| 2023 | 78 | 77 | 98.7% |
| 2024 | 58 | 57 | 98.3% |
| 2025 | 16 | 6 | 37.5% |
| 2026 | 6 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 180 | 0.0% | 15.6% | 4.4% | 77.8% |
| Action 2 | 33 | 0.0% | 15.2% | 9.1% | 72.7% |
| Action 3 | 2 | 0.0% | 50.0% | 0.0% | 50.0% |
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.