Examiner Khanh H. Le
Grant ratio: 11.1% (24th percentile in Art Unit 3688 among examiners with at least 20 applications). Average office actions per grant: 2.15. Most common rejection type: §103.
Appears inactive
Last office action in data: September 2014
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 25 | 28.4% | 2.66 |
| Group | 285 | 28.3% | 2.80 |
| Tech Center | 2,394 | 45.5% | 2.12 |
| USPTO | 16,620 | 51.8% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 0 | 0.0% |
| 1 OA | 68 | 58.1% |
| 2 OAs | 30 | 25.6% |
| 3 OAs | 10 | 8.5% |
| 4 OAs | 6 | 5.1% |
| 5+ OAs | 3 | 2.6% |
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 | 28 | 1 | 3.6% |
| 2009 | 17 | 1 | 5.9% |
| 2010 | 15 | 2 | 13.3% |
| 2011 | 21 | 4 | 19.0% |
| 2012 | 18 | 3 | 16.7% |
| 2013 | 12 | 2 | 16.7% |
| 2014 | 6 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 117 | 0.0% | 5.1% | 93.2% | 0.9% |
| Action 2 | 49 | 6.1% | 8.2% | 81.6% | 4.1% |
| Action 3 | 19 | 5.3% | 5.3% | 78.9% | 10.5% |
| Action 4 | 9 | 11.1% | 11.1% | 66.7% | 11.1% |
| Action 5 | 3 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 6 | 2 | 0.0% | 0.0% | 100.0% | 0.0% |
Section 101 rejections
Last 3 years: 2023-10-23–2026-10-23. All years includes every dated office action in the data.
By year
2.1%
6.5%
0.0%
0.0%
3.7%
0.0%
2014: Alice
14.3%
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. 30, 2026.