Examiner Daniel J Hibbert
Grant ratio: 10.2% (23rd percentile in Art Unit 2899 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
- 99793
- Primary art unit
- 2899
- Work group
- 2890
- Technology center
- 2800
- Applications
- 49
- Granted applications
- 5
- Examiner phone
- (703) 756-1562
- Supervisor
- Zandra Smith
- Supervisor phone
- (571) 272-2429
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 38 | 43.7% | 1.66 |
| Group | 288 | 53.7% | 1.76 |
| Tech Center | 2,413 | 62.4% | 1.69 |
| USPTO | 16,475 | 52.7% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 0 | 0.0% |
| 1 OA | 23 | 46.0% |
| 2 OAs | 20 | 40.0% |
| 3 OAs | 7 | 14.0% |
| 4 OAs | 0 | 0.0% |
| 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 |
|---|---|---|---|
| 2024 | 1 | 0 | 0.0% |
| 2025 | 19 | 5 | 26.3% |
| 2026 | 29 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 50 | 2.0% | 22.0% | 66.0% | 8.0% |
| Action 2 | 27 | 3.7% | 18.5% | 77.8% | 0.0% |
| Action 3 | 7 | 14.3% | 14.3% | 71.4% | 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
4.0%
3.2%
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.