Examiner Michael Tang
Grant ratio: 69.4% (37th percentile in Art Unit 2115 among examiners with at least 20 applications). Average office actions per grant: 1.71. Most common rejection type: §103.
Recently active
Last office action in data: October 2026
Examiner record
- Examiner ID
- 94264
- Primary art unit
- 2115
- Work group
- 2110
- Technology center
- 2100
- Applications
- 359
- Granted applications
- 249
- Examiner phone
- (571) 272-7437
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 34 | 70.3% | 1.51 |
| Group | 218 | 62.9% | 1.69 |
| Tech Center | 1,817 | 51.4% | 2.19 |
| USPTO | 16,620 | 51.8% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 9 | 2.5% |
| 1 OA | 202 | 56.3% |
| 2 OAs | 88 | 24.5% |
| 3 OAs | 34 | 9.5% |
| 4 OAs | 14 | 3.9% |
| 5+ OAs | 12 | 3.3% |
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 |
|---|---|---|---|
| 2018 | 4 | 4 | 100.0% |
| 2019 | 57 | 50 | 87.7% |
| 2020 | 40 | 33 | 82.5% |
| 2021 | 46 | 38 | 82.6% |
| 2022 | 43 | 37 | 86.0% |
| 2023 | 45 | 37 | 82.2% |
| 2024 | 42 | 34 | 81.0% |
| 2025 | 39 | 16 | 41.0% |
| 2026 | 43 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 350 | 7.1% | 1.1% | 78.6% | 7.1% |
| Action 2 | 148 | 4.7% | 0.0% | 88.5% | 2.0% |
| Action 3 | 60 | 1.7% | 0.0% | 93.3% | 3.3% |
| Action 4 | 26 | 3.8% | 0.0% | 88.5% | 3.8% |
| Action 5 | 12 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 6 | 5 | 0.0% | 0.0% | 80.0% | 0.0% |
| Action 8 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 9 | 1 | 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% | 100.0% | 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
0.0%
2019: PEG
2.2%
1.5%
4.3%
5.3%
12.9%
2024: AI examples
4.7%
2025: August memo
4.4%
11.1%
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.