Examiner Amy Hsu
Grant ratio: 80.0% (66th percentile in Art Unit 2664 among examiners with at least 20 applications). Average office actions per grant: 1.44. Most common rejection type: §103.
Recently active
Last office action in data: August 2026
Examiner record
- Examiner ID
- 83485
- Primary art unit
- 2664
- Work group
- 2660
- Technology center
- 2600
- Applications
- 883
- Granted applications
- 706
- Examiner phone
- (571) 270-3012
- Supervisor
- Lin Ye
- Supervisor phone
- (571) 272-7372
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 29 | 67.8% | 1.65 |
| 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 | 632 | 71.6% |
| 2 OAs | 162 | 18.3% |
| 3 OAs | 47 | 5.3% |
| 4 OAs | 29 | 3.3% |
| 5+ OAs | 13 | 1.5% |
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 | 28 | 20 | 71.4% |
| 2009 | 36 | 22 | 61.1% |
| 2010 | 49 | 33 | 67.3% |
| 2011 | 49 | 39 | 79.6% |
| 2012 | 22 | 16 | 72.7% |
| 2013 | 37 | 25 | 67.6% |
| 2014 | 34 | 29 | 85.3% |
| 2015 | 58 | 52 | 89.7% |
| 2016 | 58 | 51 | 87.9% |
| 2017 | 36 | 35 | 97.2% |
| 2018 | 60 | 57 | 95.0% |
| 2019 | 64 | 57 | 89.1% |
| 2020 | 51 | 47 | 92.2% |
| 2021 | 45 | 41 | 91.1% |
| 2022 | 64 | 59 | 92.2% |
| 2023 | 57 | 54 | 94.7% |
| 2024 | 44 | 42 | 95.5% |
| 2025 | 64 | 27 | 42.2% |
| 2026 | 27 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 883 | 1.9% | 12.3% | 79.5% | 0.9% |
| Action 2 | 251 | 0.8% | 6.4% | 84.5% | 0.8% |
| Action 3 | 89 | 1.1% | 4.5% | 93.3% | 0.0% |
| Action 4 | 42 | 0.0% | 2.4% | 95.2% | 2.4% |
| Action 5 | 13 | 0.0% | 7.7% | 84.6% | 7.7% |
| Action 6 | 4 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 7 | 2 | 0.0% | 0.0% | 100.0% | 0.0% |
| 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
1.5%
2.3%
1.1%
1.4%
0.0%
1.1%
2014: Alice
0.0%
4.0%
1.3%
1.9%
0.0%
2019: PEG
2.5%
3.2%
0.0%
1.4%
3.2%
2024: AI examples
0.0%
2025: August memo
1.4%
3.7%
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.