Examiner Russell Kallis
Grant ratio: 83.9% (90th percentile in Art Unit 1663 among examiners with at least 20 applications). Average office actions per grant: 1.26. Most common rejection type: §112.
Potentially inactive
Last office action in data: June 2026
Examiner record
Save this analysis
Download this examiner report.
Log in / Sign Up to exportPeer comparisons
| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 25 | 52.2% | 1.49 |
| Group | 57 | 59.1% | 1.46 |
| Tech Center | 1,380 | 37.5% | 2.02 |
| USPTO | 16,572 | 52.1% | 1.98 |
Office actions per application
| Office actions | Applications | Share of applications |
|---|---|---|
| No OA observed | 3 | 0.3% |
| 1 OA | 928 | 80.0% |
| 2 OAs | 166 | 14.3% |
| 3 OAs | 40 | 3.4% |
| 4 OAs | 14 | 1.2% |
| 5+ OAs | 9 | 0.8% |
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 |
|---|---|---|---|
| 2008 | 25 | 22 | 88.0% |
| 2009 | 41 | 28 | 68.3% |
| 2010 | 56 | 47 | 83.9% |
| 2011 | 60 | 54 | 90.0% |
| 2012 | 78 | 73 | 93.6% |
| 2013 | 99 | 92 | 92.9% |
| 2014 | 77 | 70 | 90.9% |
| 2015 | 66 | 55 | 83.3% |
| 2016 | 71 | 64 | 90.1% |
| 2017 | 74 | 63 | 85.1% |
| 2018 | 78 | 72 | 92.3% |
| 2019 | 62 | 59 | 95.2% |
| 2020 | 61 | 50 | 82.0% |
| 2021 | 59 | 53 | 89.8% |
| 2022 | 51 | 41 | 80.4% |
| 2023 | 63 | 43 | 68.3% |
| 2024 | 72 | 64 | 88.9% |
| 2025 | 57 | 23 | 40.4% |
| 2026 | 10 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 1,157 | 2.0% | 22.0% | 16.2% | 45.8% |
| Action 2 | 229 | 3.5% | 19.7% | 29.7% | 33.2% |
| Action 3 | 63 | 3.2% | 20.6% | 31.7% | 31.7% |
| Action 4 | 23 | 8.7% | 17.4% | 26.1% | 34.8% |
| Action 5 | 9 | 0.0% | 11.1% | 11.1% | 44.4% |
| Action 6 | 2 | 0.0% | 50.0% | 0.0% | 0.0% |
| Action 7 | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
| Action 8 | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
Section 101 rejections
Last 3 years: 2023-10-02–2026-10-02. All years includes every dated office action in the data.
By year
2.2%
0.0%
0.0%
0.0%
1.0%
0.9%
2014: Alice
3.4%
4.8%
8.0%
3.1%
0.0%
2019: PEG
1.3%
1.2%
1.2%
4.3%
2.2%
2024: AI examples
2.4%
2025: August memo
7.2%
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.