Examiner Laura K Roth
Grant ratio: 77.6% (23rd percentile in Art Unit 2852 among examiners with at least 20 applications). Average office actions per grant: 1.71. Most common rejection type: §103.
Recently active
Last office action in data: August 2026
Examiner record
- Examiner ID
- 81385
- Primary art unit
- 2852
- Work group
- 2850
- Technology center
- 2800
- Applications
- 830
- Granted applications
- 644
- Examiner phone
- (571) 272-2154
- Supervisor
- Stephanie Bloss
- Supervisor phone
- (571) 272-3555
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 59 | 80.7% | 1.48 |
| Group | 380 | 61.0% | 1.65 |
| 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 | 1 | 0.1% |
| 1 OA | 432 | 52.0% |
| 2 OAs | 249 | 30.0% |
| 3 OAs | 87 | 10.5% |
| 4 OAs | 39 | 4.7% |
| 5+ OAs | 22 | 2.7% |
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 | 44 | 28 | 63.6% |
| 2009 | 50 | 36 | 72.0% |
| 2010 | 40 | 34 | 85.0% |
| 2011 | 55 | 50 | 90.9% |
| 2012 | 48 | 34 | 70.8% |
| 2013 | 36 | 32 | 88.9% |
| 2014 | 41 | 34 | 82.9% |
| 2015 | 30 | 25 | 83.3% |
| 2016 | 51 | 43 | 84.3% |
| 2017 | 41 | 34 | 82.9% |
| 2018 | 43 | 32 | 74.4% |
| 2019 | 40 | 33 | 82.5% |
| 2020 | 53 | 44 | 83.0% |
| 2021 | 52 | 46 | 88.5% |
| 2022 | 47 | 42 | 89.4% |
| 2023 | 47 | 43 | 91.5% |
| 2024 | 41 | 36 | 87.8% |
| 2025 | 39 | 18 | 46.2% |
| 2026 | 32 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 829 | 0.7% | 14.8% | 64.1% | 14.4% |
| Action 2 | 397 | 0.8% | 14.9% | 63.0% | 17.4% |
| Action 3 | 148 | 0.0% | 9.5% | 75.0% | 10.8% |
| Action 4 | 61 | 0.0% | 9.8% | 78.7% | 6.6% |
| Action 5 | 22 | 0.0% | 9.1% | 90.9% | 0.0% |
| Action 6 | 12 | 0.0% | 16.7% | 50.0% | 33.3% |
| Action 7 | 4 | 0.0% | 25.0% | 75.0% | 0.0% |
| Action 8 | 2 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 9 | 1 | 0.0% | 0.0% | 0.0% | 100.0% |
Section 101 rejections
Last 3 years: 2023-08-28–2026-08-28. All years includes every dated office action in the data.
By year
1.0%
0.0%
1.3%
2.5%
0.0%
0.0%
2014: Alice
1.1%
1.3%
1.1%
0.0%
0.0%
2019: PEG
0.0%
0.0%
1.2%
0.0%
0.0%
2024: AI examples
1.5%
2025: August memo
0.0%
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.