Examiner L. G. Lauchman
Grant ratio: 81.1% (89th percentile in Art Unit 2877 among examiners with at least 20 applications). Average office actions per grant: 1.10. Most common rejection type: §103.
Appears inactive
Last office action in data: March 2013
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 54 | 58.5% | 1.47 |
| Group | 352 | 60.7% | 1.71 |
| Tech Center | 2,428 | 61.6% | 1.69 |
| 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 | 231 | 90.9% |
| 2 OAs | 22 | 8.7% |
| 3 OAs | 1 | 0.4% |
| 4 OAs | 0 | 0.0% |
| 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 | 44 | 36 | 81.8% |
| 2009 | 63 | 50 | 79.4% |
| 2010 | 46 | 38 | 82.6% |
| 2011 | 57 | 50 | 87.7% |
| 2012 | 42 | 30 | 71.4% |
| 2013 | 2 | 2 | 100.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 254 | 6.3% | 21.7% | 44.1% | 12.6% |
| Action 2 | 23 | 8.7% | 13.0% | 34.8% | 13.0% |
| Action 3 | 1 | 0.0% | 0.0% | 0.0% | 100.0% |
Section 101 rejections
Last 3 years: 2023-10-02–2026-10-02. All years includes every dated office action in the data.
By year
2.0%
8.7%
2.0%
11.5%
6.8%
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 Oct. 9, 2026.