Examiner Mary Lynn F. Theisen
Grant ratio: 84.2% (94th percentile in Art Unit 1743 among examiners with at least 20 applications). Average office actions per grant: 1.17. Most common rejection type: §103.
Appears inactive
Last office action in data: March 2024
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 26 | 54.4% | 1.96 |
| Group | 211 | 48.8% | 2.05 |
| Tech Center | 1,792 | 44.3% | 2.14 |
| 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 | 617 | 86.5% |
| 2 OAs | 86 | 12.1% |
| 3 OAs | 8 | 1.1% |
| 4 OAs | 2 | 0.3% |
| 5+ OAs | 0 | 0.0% |
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 | 29 | 20 | 69.0% |
| 2009 | 36 | 30 | 83.3% |
| 2010 | 27 | 22 | 81.5% |
| 2011 | 35 | 30 | 85.7% |
| 2012 | 55 | 48 | 87.3% |
| 2013 | 45 | 40 | 88.9% |
| 2014 | 42 | 30 | 71.4% |
| 2015 | 40 | 39 | 97.5% |
| 2016 | 55 | 40 | 72.7% |
| 2017 | 50 | 40 | 80.0% |
| 2018 | 48 | 44 | 91.7% |
| 2019 | 53 | 45 | 84.9% |
| 2020 | 63 | 56 | 88.9% |
| 2021 | 45 | 39 | 86.7% |
| 2022 | 48 | 41 | 85.4% |
| 2023 | 35 | 31 | 88.6% |
| 2024 | 3 | 2 | 66.7% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 713 | 0.8% | 9.4% | 41.7% | 25.0% |
| Action 2 | 96 | 1.0% | 12.5% | 43.8% | 16.7% |
| Action 3 | 10 | 0.0% | 0.0% | 50.0% | 40.0% |
| Action 4 | 2 | 0.0% | 0.0% | 0.0% | 50.0% |
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%
2.3%
0.0%
1.6%
2.1%
2014: Alice
0.0%
2.3%
0.0%
1.6%
0.0%
2019: PEG
1.8%
0.0%
0.0%
0.0%
2.4%
2024: AI examples
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.