Examiner Carol Wang
Grant ratio: 74.2% (63rd percentile in Art Unit 2666 among examiners with at least 20 applications). Average office actions per grant: 1.75. Most common rejection type: §103.
Recently active
Last office action in data: August 2026
Examiner record
- Examiner ID
- 88777
- Primary art unit
- 2666
- Work group
- 2660
- Technology center
- 2600
- Applications
- 388
- Granted applications
- 288
- Examiner phone
- (571) 272-5766
- Supervisor
- Sumati Lefkowitz
- Supervisor phone
- (571) 272-3638
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 38 | 64.4% | 1.71 |
| Group | 289 | 63.2% | 1.66 |
| Tech Center | 1,754 | 57.4% | 1.88 |
| 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 | 240 | 61.9% |
| 2 OAs | 85 | 21.9% |
| 3 OAs | 24 | 6.2% |
| 4 OAs | 16 | 4.1% |
| 5+ OAs | 23 | 5.9% |
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 |
|---|---|---|---|
| 2012 | 3 | 3 | 100.0% |
| 2013 | 24 | 9 | 37.5% |
| 2014 | 23 | 15 | 65.2% |
| 2015 | 18 | 13 | 72.2% |
| 2016 | 33 | 26 | 78.8% |
| 2017 | 33 | 32 | 97.0% |
| 2018 | 36 | 33 | 91.7% |
| 2019 | 32 | 31 | 96.9% |
| 2020 | 25 | 19 | 76.0% |
| 2021 | 26 | 24 | 92.3% |
| 2022 | 24 | 23 | 95.8% |
| 2023 | 21 | 16 | 76.2% |
| 2024 | 38 | 34 | 89.5% |
| 2025 | 16 | 10 | 62.5% |
| 2026 | 36 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 388 | 4.4% | 5.7% | 53.1% | 34.5% |
| Action 2 | 148 | 1.4% | 6.1% | 86.5% | 6.1% |
| Action 3 | 63 | 6.3% | 6.3% | 82.5% | 3.2% |
| Action 4 | 39 | 2.6% | 7.7% | 89.7% | 0.0% |
| Action 5 | 23 | 8.7% | 0.0% | 91.3% | 0.0% |
| Action 6 | 11 | 18.2% | 0.0% | 81.8% | 0.0% |
| Action 7 | 6 | 0.0% | 0.0% | 66.7% | 33.3% |
| Action 8 | 2 | 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%
2014: Alice
0.0%
0.0%
2.9%
15.9%
11.9%
2019: PEG
3.8%
3.0%
0.0%
0.0%
0.0%
2024: AI examples
5.9%
2025: August memo
8.7%
7.3%
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.