Examiner Ernest Estes
Grant ratio: 66.7% (55th percentile in Art Unit 2658 among examiners with at least 20 applications). Average office actions per grant: 1.38. Most common rejection type: §103.
Appears inactive
Last office action in data: January 2014
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 22 | 60.2% | 1.95 |
| Group | 210 | 59.0% | 1.87 |
| Tech Center | 1,759 | 56.9% | 1.88 |
| USPTO | 16,572 | 52.1% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 0 | 0.0% |
| 1 OA | 21 | 58.3% |
| 2 OAs | 13 | 36.1% |
| 3 OAs | 1 | 2.8% |
| 4 OAs | 1 | 2.8% |
| 5+ OAs | 0 | 0.0% |
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 |
|---|---|---|---|
| 2012 | 12 | 10 | 83.3% |
| 2013 | 22 | 13 | 59.1% |
| 2014 | 2 | 1 | 50.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 36 | 2.8% | 2.8% | 94.4% | 0.0% |
| Action 2 | 15 | 6.7% | 0.0% | 93.3% | 0.0% |
| Action 3 | 2 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 4 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
Section 101 rejections
Last 3 years: 2023-10-02–2026-10-02. All years includes every dated office action in the data.
By year
4.8%
3.2%
2014: Alice
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. 9, 2026.