Examiner Lawrence-Linh T. Nguyen
Grant ratio: 82.6% (86th percentile in Art Unit 2897 among examiners with at least 20 applications). Average office actions per grant: 2.38. Most common rejection type: §103.
Appears inactive
Last office action in data: January 2019
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 44 | 47.5% | 1.60 |
| 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 | 0 | 0.0% |
| 1 OA | 78 | 28.7% |
| 2 OAs | 100 | 36.8% |
| 3 OAs | 50 | 18.4% |
| 4 OAs | 27 | 9.9% |
| 5+ OAs | 17 | 6.3% |
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 |
|---|---|---|---|
| 2013 | 24 | 19 | 79.2% |
| 2014 | 47 | 30 | 63.8% |
| 2015 | 40 | 34 | 85.0% |
| 2016 | 36 | 25 | 69.4% |
| 2017 | 54 | 52 | 96.3% |
| 2018 | 34 | 33 | 97.1% |
| 2019 | 7 | 7 | 100.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 272 | 0.7% | 38.6% | 58.8% | 0.4% |
| Action 2 | 194 | 0.0% | 33.5% | 63.4% | 1.0% |
| Action 3 | 94 | 0.0% | 27.7% | 58.5% | 4.3% |
| Action 4 | 44 | 0.0% | 36.4% | 52.3% | 6.8% |
| Action 5 | 17 | 0.0% | 35.3% | 58.8% | 5.9% |
| Action 6 | 6 | 0.0% | 16.7% | 66.7% | 0.0% |
| Action 7 | 3 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 8 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 9 | 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%
0.0%
2014: Alice
0.0%
0.0%
0.0%
0.0%
0.0%
2019: PEG
11.1%
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.