Examiner Charlotte Davison
Grant ratio: 10.5% (38th percentile in Art Unit 1755 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
- 99480
- Primary art unit
- 1755
- Work group
- 1750
- Technology center
- 1700
- Applications
- 95
- Granted applications
- 10
- Examiner phone
- (703) 756-5484
- Supervisor
- Philip Louie
- Supervisor phone
- (571) 270-1241
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 21 | 22.8% | 1.73 |
| Group | 103 | 31.8% | 1.92 |
| Tech Center | 1,792 | 44.3% | 2.14 |
| USPTO | 16,475 | 52.7% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 5 | 5.3% |
| 1 OA | 29 | 30.5% |
| 2 OAs | 23 | 24.2% |
| 3 OAs | 17 | 17.9% |
| 4 OAs | 15 | 15.8% |
| 5+ OAs | 6 | 6.3% |
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 |
|---|---|---|---|
| 2024 | 10 | 4 | 40.0% |
| 2025 | 26 | 6 | 23.1% |
| 2026 | 59 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 90 | 1.1% | 1.1% | 66.7% | 2.2% |
| Action 2 | 61 | 1.6% | 0.0% | 82.0% | 1.6% |
| Action 3 | 38 | 2.6% | 0.0% | 89.5% | 0.0% |
| Action 4 | 21 | 4.8% | 0.0% | 85.7% | 4.8% |
| Action 5 | 6 | 0.0% | 0.0% | 83.3% | 0.0% |
| Action 6 | 5 | 0.0% | 0.0% | 80.0% | 0.0% |
| Action 7 | 2 | 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
2024: AI examples
0.0%
2025: August memo
1.7%
2.5%
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.