Examiner Michael A Harrison
Grant ratio: 81.7% (50th percentile in Art Unit 2852 among examiners with at least 20 applications). Average office actions per grant: 1.33. Most common rejection type: §103.
Recently active
Last office action in data: August 2026
Examiner record
- Examiner ID
- 89688
- Primary art unit
- 2852
- Work group
- 2850
- Technology center
- 2800
- Applications
- 605
- Granted applications
- 494
- Examiner phone
- (571) 272-3573
- Supervisor
- Stephanie Bloss
- Supervisor phone
- (571) 272-3555
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 59 | 80.7% | 1.48 |
| Group | 380 | 61.0% | 1.65 |
| Tech Center | 2,413 | 62.4% | 1.69 |
| USPTO | 16,475 | 52.7% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 1 | 0.2% |
| 1 OA | 440 | 72.7% |
| 2 OAs | 122 | 20.2% |
| 3 OAs | 27 | 4.5% |
| 4 OAs | 13 | 2.1% |
| 5+ OAs | 2 | 0.3% |
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 |
|---|---|---|---|
| 2012 | 3 | 2 | 66.7% |
| 2013 | 41 | 35 | 85.4% |
| 2014 | 39 | 36 | 92.3% |
| 2015 | 38 | 35 | 92.1% |
| 2016 | 39 | 33 | 84.6% |
| 2017 | 40 | 38 | 95.0% |
| 2018 | 39 | 36 | 92.3% |
| 2019 | 50 | 46 | 92.0% |
| 2020 | 54 | 48 | 88.9% |
| 2021 | 47 | 44 | 93.6% |
| 2022 | 50 | 41 | 82.0% |
| 2023 | 43 | 38 | 88.4% |
| 2024 | 49 | 41 | 83.7% |
| 2025 | 39 | 21 | 53.8% |
| 2026 | 34 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 604 | 0.7% | 29.8% | 57.6% | 4.1% |
| Action 2 | 164 | 0.6% | 35.4% | 58.5% | 3.7% |
| Action 3 | 42 | 2.4% | 26.2% | 71.4% | 0.0% |
| Action 4 | 15 | 0.0% | 20.0% | 73.3% | 6.7% |
| Action 5 | 2 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 6 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 7 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
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%
2014: Alice
0.0%
0.0%
0.0%
3.6%
0.0%
2019: PEG
0.0%
3.0%
0.0%
0.0%
0.0%
2024: AI examples
0.0%
2025: August memo
0.0%
5.0%
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.