Examiner Jennifer Doan
Grant ratio: 85.1% (88th percentile in Art Unit 2883 among examiners with at least 20 applications). Average office actions per grant: 1.24. Most common rejection type: §103.
Recently active
Last office action in data: June 2026
Examiner record
- Examiner ID
- 77830
- Primary art unit
- 2883
- Work group
- 2880
- Technology center
- 2800
- Applications
- 874
- Granted applications
- 744
- Examiner phone
- (571) 272-2346
- Supervisor
- Pinping Sun
- Supervisor phone
- (571) 270-1284
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 21 | 70.9% | 1.76 |
| Group | 164 | 64.9% | 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 | 5 | 0.6% |
| 1 OA | 725 | 83.0% |
| 2 OAs | 114 | 13.0% |
| 3 OAs | 20 | 2.3% |
| 4 OAs | 7 | 0.8% |
| 5+ OAs | 3 | 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 | 81 | 69 | 85.2% |
| 2009 | 25 | 20 | 80.0% |
| 2010 | 59 | 52 | 88.1% |
| 2011 | 52 | 46 | 88.5% |
| 2012 | 59 | 52 | 88.1% |
| 2013 | 45 | 40 | 88.9% |
| 2014 | 46 | 43 | 93.5% |
| 2015 | 36 | 34 | 94.4% |
| 2016 | 42 | 40 | 95.2% |
| 2017 | 34 | 33 | 97.1% |
| 2018 | 34 | 32 | 94.1% |
| 2019 | 36 | 33 | 91.7% |
| 2020 | 47 | 43 | 91.5% |
| 2021 | 37 | 34 | 91.9% |
| 2022 | 51 | 51 | 100.0% |
| 2023 | 52 | 44 | 84.6% |
| 2024 | 58 | 55 | 94.8% |
| 2025 | 48 | 23 | 47.9% |
| 2026 | 32 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 869 | 2.5% | 13.2% | 58.0% | 0.0% |
| Action 2 | 144 | 0.0% | 14.6% | 56.9% | 0.7% |
| Action 3 | 30 | 0.0% | 20.0% | 66.7% | 3.3% |
| Action 4 | 10 | 0.0% | 30.0% | 60.0% | 0.0% |
| Action 5 | 3 | 0.0% | 33.3% | 66.7% | 0.0% |
| Action 6 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 7 | 2 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 8 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 9 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 10 | 1 | 0.0% | 0.0% | 100.0% | 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%
0.0%
2.7%
1.7%
3.0%
1.8%
2014: Alice
1.8%
2.2%
2.0%
7.3%
6.1%
2019: PEG
0.0%
2.0%
2.4%
3.0%
1.5%
2024: AI examples
3.0%
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 Aug. 27, 2026.