Examiner David A. Saunders
Grant ratio: 67.9% (94th percentile in Art Unit 1644 among examiners with at least 20 applications). Average office actions per grant: 2.27. Most common rejection type: §103.
Appears inactive
Last office action in data: August 2012
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 26 | 41.7% | 2.12 |
| Group | 221 | 43.1% | 1.95 |
| 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 | 50 | 30.3% |
| 2 OAs | 65 | 39.4% |
| 3 OAs | 32 | 19.4% |
| 4 OAs | 13 | 7.9% |
| 5+ OAs | 5 | 3.0% |
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 |
|---|---|---|---|
| 2008 | 26 | 18 | 69.2% |
| 2009 | 50 | 34 | 68.0% |
| 2010 | 39 | 24 | 61.5% |
| 2011 | 36 | 28 | 77.8% |
| 2012 | 14 | 8 | 57.1% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 165 | 0.0% | 12.1% | 38.2% | 23.0% |
| Action 2 | 115 | 0.9% | 4.3% | 34.8% | 37.4% |
| Action 3 | 50 | 2.0% | 12.0% | 36.0% | 36.0% |
| Action 4 | 18 | 0.0% | 5.6% | 33.3% | 61.1% |
| Action 5 | 5 | 0.0% | 0.0% | 40.0% | 60.0% |
| Action 6 | 2 | 0.0% | 0.0% | 50.0% | 50.0% |
| Action 7 | 2 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 8 | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
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%
0.9%
1.1%
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 Oct. 30, 2026.