Examiner Karthik Subramanian
Grant ratio: 54.2% (28th percentile in Art Unit 3741 among examiners with at least 20 applications). Average office actions per grant: 1.69. Most common rejection type: §103.
Appears inactive
Last office action in data: May 2015
Examiner record
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 54 | 63.9% | 1.81 |
| Group | 443 | 57.4% | 1.86 |
| Tech Center | 2,685 | 47.8% | 2.01 |
| 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 | 25 | 42.4% |
| 2 OAs | 18 | 30.5% |
| 3 OAs | 6 | 10.2% |
| 4 OAs | 6 | 10.2% |
| 5+ OAs | 4 | 6.8% |
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 |
|---|---|---|---|
| 2012 | 11 | 9 | 81.8% |
| 2013 | 24 | 12 | 50.0% |
| 2014 | 17 | 9 | 52.9% |
| 2015 | 7 | 2 | 28.6% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 59 | 0.0% | 6.8% | 81.4% | 6.8% |
| Action 2 | 34 | 2.9% | 17.6% | 44.1% | 32.4% |
| Action 3 | 16 | 0.0% | 0.0% | 87.5% | 12.5% |
| Action 4 | 10 | 0.0% | 0.0% | 80.0% | 20.0% |
| Action 5 | 4 | 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
0.0%
0.0%
2014: Alice
3.0%
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 Oct. 30, 2026.