Examiner Daniel Tehrani
Grant ratio: 22.7% (24th percentile in Art Unit 3792 among examiners with at least 20 applications). Average office actions per grant: 2.59. Most common rejection type: §102.
Recently active
Last office action in data: August 2026
Examiner record
- Examiner ID
- 97721
- Primary art unit
- 3792
- Work group
- 3790
- Technology center
- 3700
- Applications
- 97
- Granted applications
- 22
- Examiner phone
- (571) 270-0697
- Supervisor
- Benjamin Klein
- Supervisor phone
- (571) 270-5213
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 52 | 39.5% | 2.30 |
| 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 | 4 | 4.1% |
| 1 OA | 34 | 35.1% |
| 2 OAs | 26 | 26.8% |
| 3 OAs | 7 | 7.2% |
| 4 OAs | 12 | 12.4% |
| 5+ OAs | 14 | 14.4% |
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 | 12 | 6 | 50.0% |
| 2024 | 17 | 9 | 52.9% |
| 2025 | 25 | 7 | 28.0% |
| 2026 | 43 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 93 | 0.0% | 52.7% | 3.2% | 23.7% |
| Action 2 | 59 | 8.5% | 22.0% | 6.8% | 35.6% |
| Action 3 | 33 | 0.0% | 12.1% | 0.0% | 21.2% |
| Action 4 | 26 | 3.8% | 11.5% | 3.8% | 15.4% |
| Action 5 | 14 | 0.0% | 7.1% | 7.1% | 35.7% |
| Action 6 | 5 | 0.0% | 0.0% | 0.0% | 20.0% |
| Action 7 | 2 | 0.0% | 0.0% | 0.0% | 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%
2.2%
2024: AI examples
1.5%
2025: August memo
4.7%
1.9%
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.