Examiner Thai Dang
Grant ratio: 66.2% (48th percentile in Art Unit 2163 among examiners with at least 20 applications). Average office actions per grant: 2.53. Most common rejection type: §103.
Appears inactive
Last office action in data: November 2020
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 20 | 62.7% | 2.42 |
| Group | 196 | 60.2% | 2.52 |
| Tech Center | 1,781 | 52.8% | 2.19 |
| 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 | 24 | 22.9% |
| 2 OAs | 38 | 36.2% |
| 3 OAs | 19 | 18.1% |
| 4 OAs | 7 | 6.7% |
| 5+ OAs | 17 | 16.2% |
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 |
|---|---|---|---|
| 2016 | 2 | 0 | 0.0% |
| 2017 | 19 | 11 | 57.9% |
| 2018 | 17 | 13 | 76.5% |
| 2019 | 15 | 11 | 73.3% |
| 2020 | 21 | 14 | 66.7% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 105 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 2 | 81 | 3.7% | 1.2% | 93.8% | 0.0% |
| Action 3 | 43 | 2.3% | 0.0% | 95.3% | 2.3% |
| Action 4 | 24 | 8.3% | 0.0% | 91.7% | 0.0% |
| Action 5 | 17 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 6 | 6 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 7 | 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
2014: Alice
0.0%
0.0%
0.0%
2.7%
5.5%
2019: PEG
1.1%
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.