Examiner Carter W Ferrell
Grant ratio: 44.4% (22nd percentile in Art Unit 2863 among examiners with at least 20 applications). Average office actions per grant: 2.17. Most common rejection type: §103.
Recently active
Last office action in data: August 2026
Examiner record
- Examiner ID
- 95441
- Primary art unit
- 2863
- Work group
- 2860
- Technology center
- 2800
- Applications
- 144
- Granted applications
- 64
- Examiner phone
- (571) 272-0551
- Supervisor
- Lisa Caputo
- Supervisor phone
- (571) 272-2388
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 43 | 58.3% | 1.73 |
| Group | 131 | 67.2% | 1.82 |
| 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 | 0 | 0.0% |
| 1 OA | 52 | 36.1% |
| 2 OAs | 52 | 36.1% |
| 3 OAs | 21 | 14.6% |
| 4 OAs | 11 | 7.6% |
| 5+ OAs | 8 | 5.6% |
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 |
|---|---|---|---|
| 2020 | 1 | 0 | 0.0% |
| 2021 | 24 | 15 | 62.5% |
| 2022 | 26 | 16 | 61.5% |
| 2023 | 18 | 10 | 55.6% |
| 2024 | 23 | 16 | 69.6% |
| 2025 | 19 | 7 | 36.8% |
| 2026 | 33 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 144 | 6.3% | 0.0% | 82.6% | 9.7% |
| Action 2 | 92 | 21.7% | 3.3% | 71.7% | 2.2% |
| Action 3 | 40 | 17.5% | 0.0% | 80.0% | 2.5% |
| Action 4 | 19 | 5.3% | 0.0% | 94.7% | 0.0% |
| Action 5 | 8 | 12.5% | 0.0% | 87.5% | 0.0% |
| Action 6 | 6 | 16.7% | 0.0% | 83.3% | 0.0% |
| Action 7 | 3 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 8 | 3 | 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%
6.9%
8.6%
10.0%
2024: AI examples
22.2%
2025: August memo
15.9%
17.1%
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.