Examiner Matthew Nguyen
Grant ratio: 93.5% (99th percentile in Art Unit 2838 among examiners with at least 20 applications). Average office actions per grant: 1.13. Most common rejection type: §103.
Appears inactive
Last office action in data: April 2023
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 60 | 64.3% | 1.59 |
| Group | 354 | 67.0% | 1.58 |
| 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 | 3 | 0.4% |
| 1 OA | 751 | 92.6% |
| 2 OAs | 44 | 5.4% |
| 3 OAs | 6 | 0.7% |
| 4 OAs | 2 | 0.2% |
| 5+ OAs | 5 | 0.6% |
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 | 50 | 48 | 96.0% |
| 2009 | 65 | 58 | 89.2% |
| 2010 | 60 | 56 | 93.3% |
| 2011 | 63 | 59 | 93.7% |
| 2012 | 59 | 55 | 93.2% |
| 2013 | 68 | 64 | 94.1% |
| 2014 | 62 | 58 | 93.5% |
| 2015 | 62 | 53 | 85.5% |
| 2016 | 66 | 59 | 89.4% |
| 2017 | 58 | 54 | 93.1% |
| 2018 | 47 | 45 | 95.7% |
| 2019 | 34 | 34 | 100.0% |
| 2020 | 41 | 39 | 95.1% |
| 2021 | 34 | 34 | 100.0% |
| 2022 | 35 | 35 | 100.0% |
| 2023 | 7 | 7 | 100.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 808 | 1.7% | 26.6% | 57.3% | 4.0% |
| Action 2 | 57 | 0.0% | 28.1% | 56.1% | 3.5% |
| Action 3 | 13 | 0.0% | 7.7% | 69.2% | 0.0% |
| Action 4 | 7 | 0.0% | 0.0% | 57.1% | 14.3% |
| Action 5 | 5 | 0.0% | 20.0% | 40.0% | 20.0% |
| Action 6 | 5 | 0.0% | 0.0% | 60.0% | 20.0% |
| Action 7 | 3 | 0.0% | 0.0% | 66.7% | 33.3% |
Section 101 rejections
Last 3 years: 2023-08-28–2026-08-28. All years includes every dated office action in the data.
By year
5.2%
1.4%
2.7%
1.4%
0.0%
0.0%
2014: Alice
1.5%
0.0%
1.4%
0.0%
2.1%
2019: PEG
2.7%
4.0%
0.0%
2.8%
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.