Examiner Michael P Mirabito
Grant ratio: 13.9% (16th percentile in Art Unit 2187 among examiners with at least 20 applications). Average office actions per grant: 1.80. Most common rejection type: §103.
Recently active
Last office action in data: August 2026
Examiner record
- Examiner ID
- 98832
- Primary art unit
- 2187
- Work group
- 2180
- Technology center
- 2100
- Applications
- 72
- Granted applications
- 10
- Examiner phone
- (703) 756-1494
- Supervisor
- Emerson Puente
- Supervisor phone
- (571) 272-3652
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 24 | 46.7% | 1.83 |
| Group | 178 | 52.5% | 1.89 |
| Tech Center | 1,781 | 52.8% | 2.19 |
| USPTO | 16,475 | 52.7% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 3 | 4.2% |
| 1 OA | 18 | 25.0% |
| 2 OAs | 16 | 22.2% |
| 3 OAs | 8 | 11.1% |
| 4 OAs | 15 | 20.8% |
| 5+ OAs | 12 | 16.7% |
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 |
|---|---|---|---|
| 2024 | 18 | 6 | 33.3% |
| 2025 | 20 | 4 | 20.0% |
| 2026 | 34 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 69 | 4.3% | 2.9% | 87.0% | 1.4% |
| Action 2 | 51 | 9.8% | 0.0% | 90.2% | 0.0% |
| Action 3 | 35 | 5.7% | 0.0% | 91.4% | 0.0% |
| Action 4 | 27 | 18.5% | 0.0% | 74.1% | 7.4% |
| Action 5 | 12 | 16.7% | 0.0% | 83.3% | 0.0% |
| Action 6 | 5 | 40.0% | 0.0% | 60.0% | 0.0% |
| Action 7 | 2 | 0.0% | 0.0% | 50.0% | 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%
2024: AI examples
2.8%
2025: August memo
13.3%
13.5%
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.