Examiner Luan Thai
Grant ratio: 87.6% (98th percentile in Art Unit 2891 among examiners with at least 20 applications). Average office actions per grant: 1.27. Most common rejection type: §103.
Appears inactive
Last office action in data: March 2022
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 28 | 55.9% | 1.85 |
| Group | 288 | 53.7% | 1.76 |
| 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 | 6 | 0.7% |
| 1 OA | 688 | 77.7% |
| 2 OAs | 147 | 16.6% |
| 3 OAs | 32 | 3.6% |
| 4 OAs | 7 | 0.8% |
| 5+ OAs | 6 | 0.7% |
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 | 58 | 42 | 72.4% |
| 2009 | 76 | 50 | 65.8% |
| 2010 | 60 | 49 | 81.7% |
| 2011 | 49 | 41 | 83.7% |
| 2012 | 62 | 56 | 90.3% |
| 2013 | 67 | 59 | 88.1% |
| 2014 | 59 | 53 | 89.8% |
| 2015 | 75 | 67 | 89.3% |
| 2016 | 58 | 53 | 91.4% |
| 2017 | 62 | 58 | 93.5% |
| 2018 | 66 | 64 | 97.0% |
| 2019 | 68 | 64 | 94.1% |
| 2020 | 80 | 75 | 93.8% |
| 2021 | 36 | 35 | 97.2% |
| 2022 | 10 | 10 | 100.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 880 | 0.6% | 20.3% | 74.5% | 0.8% |
| Action 2 | 192 | 0.0% | 15.1% | 79.7% | 2.1% |
| Action 3 | 45 | 0.0% | 13.3% | 84.4% | 0.0% |
| Action 4 | 13 | 0.0% | 7.7% | 84.6% | 7.7% |
| Action 5 | 6 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 6 | 3 | 0.0% | 66.7% | 33.3% | 0.0% |
| Action 7 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 8 | 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
1.3%
0.0%
0.0%
0.0%
0.0%
1.0%
2014: Alice
0.0%
0.0%
0.0%
0.0%
0.0%
2019: PEG
1.3%
1.0%
0.0%
9.1%
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.