Examiner Christopher J Mutchler
Grant ratio: 11.8% (58th percentile in Art Unit 3796 among examiners with at least 20 applications). Average office actions per grant: 2.00. Most common rejection type: §103.
Recently active
Last office action in data: August 2026
Examiner record
- Examiner ID
- 98259
- Primary art unit
- 3796
- Work group
- 3790
- Technology center
- 3700
- Applications
- 110
- Granted applications
- 13
- Examiner phone
- (571) 272-8012
- Supervisor
- Jennifer Mcdonald
- Supervisor phone
- (571) 270-3061
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 20 | 15.3% | 2.38 |
| Group | 334 | 38.9% | 2.25 |
| Tech Center | 2,671 | 48.4% | 2.01 |
| USPTO | 16,475 | 52.7% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 5 | 4.5% |
| 1 OA | 27 | 24.5% |
| 2 OAs | 32 | 29.1% |
| 3 OAs | 18 | 16.4% |
| 4 OAs | 18 | 16.4% |
| 5+ OAs | 10 | 9.1% |
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 |
|---|---|---|---|
| 2023 | 5 | 3 | 60.0% |
| 2024 | 22 | 6 | 27.3% |
| 2025 | 35 | 4 | 11.4% |
| 2026 | 48 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 105 | 1.0% | 4.8% | 91.4% | 2.9% |
| Action 2 | 78 | 2.6% | 1.3% | 89.7% | 5.1% |
| Action 3 | 46 | 2.2% | 0.0% | 82.6% | 2.2% |
| Action 4 | 28 | 3.6% | 0.0% | 85.7% | 3.6% |
| Action 5 | 10 | 10.0% | 10.0% | 80.0% | 0.0% |
| Action 6 | 5 | 20.0% | 0.0% | 60.0% | 0.0% |
| Action 12 | 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
0.0%
2024: AI examples
0.0%
2025: August memo
5.1%
4.8%
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.