Examiner Kelly N Hassell
Grant ratio: 32.4% (35th percentile in Art Unit 1636 among examiners with at least 20 applications). Average office actions per grant: 2.92. Most common rejection type: §103.
Appears inactive
Last office action in data: July 2025
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 29 | 37.5% | 2.18 |
| Group | 245 | 37.0% | 2.18 |
| Tech Center | 1,383 | 37.4% | 2.02 |
| USPTO | 16,620 | 51.8% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 0 | 0.0% |
| 1 OA | 13 | 28.9% |
| 2 OAs | 14 | 31.1% |
| 3 OAs | 6 | 13.3% |
| 4 OAs | 8 | 17.8% |
| 5+ OAs | 4 | 8.9% |
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 |
|---|---|---|---|
| 2022 | 1 | 0 | 0.0% |
| 2023 | 6 | 2 | 33.3% |
| 2024 | 17 | 6 | 35.3% |
| 2025 | 13 | 4 | 30.8% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 45 | 4.4% | 4.4% | 75.6% | 8.9% |
| Action 2 | 32 | 3.1% | 3.1% | 75.0% | 15.6% |
| Action 3 | 18 | 11.1% | 5.6% | 77.8% | 5.6% |
| Action 4 | 12 | 0.0% | 0.0% | 75.0% | 16.7% |
| Action 5 | 4 | 0.0% | 0.0% | 50.0% | 25.0% |
| Action 6 | 1 | 0.0% | 0.0% | 0.0% | 100.0% |
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%
4.8%
2024: AI examples
4.3%
2025: August memo
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 Oct. 30, 2026.