Examiner Mohammed Hasan
Grant ratio: 86.8% (93rd percentile in Art Unit 2872 among examiners with at least 20 applications). Average office actions per grant: 1.18. Most common rejection type: §103.
Recently active
Last office action in data: August 2026
Examiner record
- Examiner ID
- 78669
- Primary art unit
- 2872
- Work group
- 2870
- Technology center
- 2800
- Applications
- 1,808
- Granted applications
- 1,569
- Examiner phone
- (571) 272-2331
- Supervisor
- Bumsuk Won
- Supervisor phone
- (571) 272-2713
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 102 | 61.9% | 1.70 |
| Group | 351 | 61.2% | 1.71 |
| 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 | 1,571 | 86.9% |
| 2 OAs | 183 | 10.1% |
| 3 OAs | 40 | 2.2% |
| 4 OAs | 8 | 0.4% |
| 5+ OAs | 6 | 0.3% |
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 |
|---|---|---|---|
| 2008 | 94 | 80 | 85.1% |
| 2009 | 115 | 98 | 85.2% |
| 2010 | 115 | 103 | 89.6% |
| 2011 | 113 | 103 | 91.2% |
| 2012 | 122 | 109 | 89.3% |
| 2013 | 112 | 104 | 92.9% |
| 2014 | 109 | 99 | 90.8% |
| 2015 | 89 | 82 | 92.1% |
| 2016 | 101 | 95 | 94.1% |
| 2017 | 100 | 90 | 90.0% |
| 2018 | 105 | 97 | 92.4% |
| 2019 | 108 | 100 | 92.6% |
| 2020 | 78 | 74 | 94.9% |
| 2021 | 77 | 73 | 94.8% |
| 2022 | 87 | 82 | 94.3% |
| 2023 | 95 | 87 | 91.6% |
| 2024 | 64 | 54 | 84.4% |
| 2025 | 78 | 39 | 50.0% |
| 2026 | 46 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 1,808 | 0.3% | 29.6% | 65.4% | 0.9% |
| Action 2 | 237 | 0.4% | 37.6% | 54.4% | 1.7% |
| Action 3 | 54 | 0.0% | 33.3% | 51.9% | 1.9% |
| Action 4 | 14 | 0.0% | 21.4% | 71.4% | 7.1% |
| Action 5 | 6 | 0.0% | 50.0% | 50.0% | 0.0% |
| Action 6 | 2 | 0.0% | 50.0% | 50.0% | 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
0.7%
0.0%
0.6%
0.0%
0.0%
0.0%
2014: Alice
0.0%
0.0%
0.0%
0.0%
0.0%
2019: PEG
0.0%
1.2%
1.2%
1.1%
0.0%
2024: AI examples
0.0%
2025: August memo
1.2%
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 Aug. 27, 2026.