Examiner Mostofa Ahmed Hisham
Grant ratio: 0.0% (4th percentile in Art Unit 2857 among examiners with at least 20 applications). Most common rejection type: §103.
Recently active
Last office action in data: October 2026
Examiner record
- Examiner ID
- 101641
- Primary art unit
- 2857
- Work group
- 2850
- Technology center
- 2800
- Applications
- 25
- Granted applications
- 0
- Examiner phone
- (571) 272-8773
- Supervisor
- Catherine Rastovski
- Supervisor phone
- (571) 270-0349
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 39 | 37.5% | 1.87 |
| Group | 384 | 60.0% | 1.65 |
| 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 | 0 | 0.0% |
| 1 OA | 18 | 72.0% |
| 2 OAs | 5 | 20.0% |
| 3 OAs | 2 | 8.0% |
| 4 OAs | 0 | 0.0% |
| 5+ OAs | 0 | 0.0% |
Each application is counted once. “5+” includes all higher counts.
Grant history
Yearly counts
| Year | Applications | Grants | Grant rate |
|---|---|---|---|
| 2026 | 25 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 25 | 0.0% | 4.0% | 84.0% | 0.0% |
| Action 2 | 7 | 0.0% | 14.3% | 85.7% | 0.0% |
| Action 3 | 2 | 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
2025: August memo
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. 9, 2026.