Examiner Jue Zhang
Grant ratio: 83.6% (79th percentile in Art Unit 2838 among examiners with at least 20 applications). Average office actions per grant: 2.31. Most common rejection type: §103.
Appears inactive
Last office action in data: July 2021
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 60 | 64.3% | 1.59 |
| Group | 354 | 67.0% | 1.58 |
| 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 | 170 | 38.5% |
| 2 OAs | 130 | 29.5% |
| 3 OAs | 56 | 12.7% |
| 4 OAs | 49 | 11.1% |
| 5+ OAs | 36 | 8.2% |
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 | 5 | 0 | 0.0% |
| 2013 | 31 | 21 | 67.7% |
| 2014 | 74 | 52 | 70.3% |
| 2015 | 40 | 35 | 87.5% |
| 2016 | 74 | 66 | 89.2% |
| 2017 | 61 | 56 | 91.8% |
| 2018 | 42 | 42 | 100.0% |
| 2019 | 56 | 48 | 85.7% |
| 2020 | 38 | 33 | 86.8% |
| 2021 | 12 | 9 | 75.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 441 | 0.0% | 8.8% | 85.9% | 2.7% |
| Action 2 | 271 | 0.0% | 4.4% | 92.6% | 2.6% |
| Action 3 | 141 | 0.0% | 6.4% | 92.2% | 0.7% |
| Action 4 | 85 | 0.0% | 1.2% | 95.3% | 2.4% |
| Action 5 | 36 | 0.0% | 5.6% | 88.9% | 0.0% |
| Action 6 | 13 | 0.0% | 7.7% | 92.3% | 0.0% |
| Action 7 | 6 | 0.0% | 0.0% | 83.3% | 16.7% |
| Action 8 | 3 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 9 | 2 | 0.0% | 50.0% | 50.0% | 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%
2014: Alice
0.0%
0.0%
0.0%
0.0%
0.0%
2019: PEG
0.0%
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.