Examiner Michael Patrick Mullen
Grant ratio: 5.7% (6th percentile in Art Unit 1747 among examiners with at least 20 applications). Average office actions per grant: 1.60. Most common rejection type: §103.
Recently active
Last office action in data: October 2026
Examiner record
- Examiner ID
- 100510
- Primary art unit
- 1747
- Work group
- 1740
- Technology center
- 1700
- Applications
- 87
- Granted applications
- 5
- Examiner phone
- (571) 272-2373
- Supervisor
- Michael H. Wilson
- Supervisor phone
- (571) 270-3882
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 30 | 36.8% | 2.24 |
| Group | 214 | 47.6% | 2.05 |
| Tech Center | 1,816 | 43.3% | 2.14 |
| USPTO | 16,620 | 51.8% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 5 | 5.7% |
| 1 OA | 33 | 37.9% |
| 2 OAs | 17 | 19.5% |
| 3 OAs | 17 | 19.5% |
| 4 OAs | 15 | 17.2% |
| 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 |
|---|---|---|---|
| 2025 | 29 | 5 | 17.2% |
| 2026 | 58 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 82 | 0.0% | 4.9% | 56.1% | 3.7% |
| Action 2 | 49 | 0.0% | 2.0% | 85.7% | 0.0% |
| Action 3 | 32 | 0.0% | 0.0% | 81.3% | 3.1% |
| Action 4 | 15 | 0.0% | 6.7% | 73.3% | 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
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 Oct. 30, 2026.