Examiner Keith Frank
Grant ratio: 98.5% (84th percentile in Art Unit 2921 among examiners with at least 20 applications). Average office actions per grant: 1.31. Most common rejection type: §112.
Appears inactive
Last office action in data: November 2020
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 23 | 95.6% | 1.25 |
| 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 | 343 | 73.1% |
| 2 OAs | 112 | 23.9% |
| 3 OAs | 6 | 1.3% |
| 4 OAs | 5 | 1.1% |
| 5+ OAs | 3 | 0.6% |
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 |
|---|---|---|---|
| 2014 | 7 | 7 | 100.0% |
| 2015 | 41 | 40 | 97.6% |
| 2016 | 73 | 72 | 98.6% |
| 2017 | 86 | 84 | 97.7% |
| 2018 | 117 | 116 | 99.1% |
| 2019 | 102 | 100 | 98.0% |
| 2020 | 31 | 31 | 100.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 469 | 0.0% | 1.1% | 0.9% | 92.3% |
| Action 2 | 126 | 0.0% | 1.6% | 2.4% | 91.3% |
| Action 3 | 14 | 0.0% | 0.0% | 21.4% | 78.6% |
| Action 4 | 8 | 0.0% | 0.0% | 12.5% | 87.5% |
| Action 5 | 3 | 0.0% | 0.0% | 0.0% | 100.0% |
| Action 6 | 1 | 0.0% | 0.0% | 0.0% | 100.0% |
Section 101 rejections
Last 3 years: 2023-08-28–2026-08-28. All years includes every dated office action in the data.
By year
2014: Alice
0.0%
0.0%
0.0%
0.0%
0.0%
2019: PEG
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.