Examiner Danh Le
Grant ratio: 91.8% (97th percentile in Art Unit 2642 among examiners with at least 20 applications). Average office actions per grant: 1.57. Most common rejection type: §103.
Appears inactive
Last office action in data: September 2021
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 21 | 49.8% | 2.20 |
| Group | 227 | 57.2% | 2.06 |
| Tech Center | 1,759 | 56.9% | 1.88 |
| USPTO | 16,572 | 52.1% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 0 | 0.0% |
| 1 OA | 631 | 64.1% |
| 2 OAs | 215 | 21.8% |
| 3 OAs | 87 | 8.8% |
| 4 OAs | 34 | 3.5% |
| 5+ OAs | 18 | 1.8% |
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 | 53 | 41 | 77.4% |
| 2009 | 63 | 53 | 84.1% |
| 2010 | 55 | 48 | 87.3% |
| 2011 | 73 | 68 | 93.2% |
| 2012 | 79 | 75 | 94.9% |
| 2013 | 77 | 72 | 93.5% |
| 2014 | 84 | 73 | 86.9% |
| 2015 | 68 | 62 | 91.2% |
| 2016 | 88 | 82 | 93.2% |
| 2017 | 78 | 74 | 94.9% |
| 2018 | 75 | 72 | 96.0% |
| 2019 | 75 | 71 | 94.7% |
| 2020 | 70 | 68 | 97.1% |
| 2021 | 46 | 44 | 95.7% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 985 | 1.7% | 26.0% | 60.4% | 0.7% |
| Action 2 | 354 | 2.0% | 10.2% | 80.8% | 0.0% |
| Action 3 | 139 | 0.0% | 7.2% | 84.2% | 2.2% |
| Action 4 | 52 | 0.0% | 7.7% | 80.8% | 0.0% |
| Action 5 | 18 | 0.0% | 27.8% | 61.1% | 0.0% |
| 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: 2023-10-02–2026-10-02. All years includes every dated office action in the data.
By year
0.9%
3.7%
1.9%
0.8%
0.0%
0.0%
2014: Alice
0.9%
5.0%
2.9%
2.3%
0.0%
2019: PEG
0.0%
2.0%
1.8%
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 Oct. 9, 2026.