Examiner Akbar H. Rizvi
Grant ratio: 55.8% (45th percentile in Art Unit 2877 among examiners with at least 20 applications). Average office actions per grant: 1.43. Most common rejection type: §103.
Recently active
Last office action in data: October 2026
Examiner record
- Examiner ID
- 97510
- Primary art unit
- 2877
- Work group
- 2870
- Technology center
- 2800
- Applications
- 129
- Granted applications
- 72
- Examiner phone
- (571) 272-5085
- Supervisor
- Tarifur R. Chowdhury
- Supervisor phone
- (571) 272-2287
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 54 | 58.5% | 1.47 |
| Group | 352 | 60.7% | 1.71 |
| Tech Center | 2,428 | 61.6% | 1.69 |
| USPTO | 16,572 | 52.1% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 2 | 1.6% |
| 1 OA | 84 | 65.1% |
| 2 OAs | 27 | 20.9% |
| 3 OAs | 12 | 9.3% |
| 4 OAs | 3 | 2.3% |
| 5+ OAs | 1 | 0.8% |
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 |
|---|---|---|---|
| 2022 | 3 | 1 | 33.3% |
| 2023 | 26 | 23 | 88.5% |
| 2024 | 37 | 35 | 94.6% |
| 2025 | 35 | 13 | 37.1% |
| 2026 | 28 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 127 | 0.8% | 2.4% | 88.2% | 5.5% |
| Action 2 | 43 | 2.3% | 2.3% | 90.7% | 2.3% |
| Action 3 | 16 | 0.0% | 0.0% | 100.0% | 6.3% |
| Action 4 | 4 | 0.0% | 0.0% | 75.0% | 0.0% |
| Action 5 | 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
0.0%
0.0%
2024: AI examples
0.0%
2025: August memo
0.0%
5.9%
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 Oct. 9, 2026.