Examiner Darlington Ly
Grant ratio: 87.3% (2nd percentile in Art Unit 2914 among examiners with at least 20 applications). Average office actions per grant: 1.29. Most common rejection type: §112.
Appears inactive
Last office action in data: January 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 | 29 | 95.4% | 1.22 |
| Group | 461 | 94.9% | 1.19 |
| Tech Center | 486 | 94.6% | 1.20 |
| 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 | 1,297 | 75.1% |
| 2 OAs | 374 | 21.7% |
| 3 OAs | 41 | 2.4% |
| 4 OAs | 12 | 0.7% |
| 5+ OAs | 2 | 0.1% |
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 | 27 | 27 | 100.0% |
| 2013 | 128 | 127 | 99.2% |
| 2014 | 153 | 151 | 98.7% |
| 2015 | 194 | 187 | 96.4% |
| 2016 | 228 | 191 | 83.8% |
| 2017 | 225 | 172 | 76.4% |
| 2018 | 228 | 195 | 85.5% |
| 2019 | 149 | 123 | 82.6% |
| 2020 | 115 | 105 | 91.3% |
| 2021 | 139 | 117 | 84.2% |
| 2022 | 52 | 43 | 82.7% |
| 2023 | 45 | 38 | 84.4% |
| 2024 | 31 | 27 | 87.1% |
| 2025 | 11 | 4 | 36.4% |
| 2026 | 1 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 1,726 | 0.0% | 1.7% | 1.0% | 88.1% |
| Action 2 | 429 | 0.0% | 1.6% | 2.8% | 82.8% |
| Action 3 | 55 | 0.0% | 1.8% | 1.8% | 89.1% |
| Action 4 | 14 | 0.0% | 0.0% | 0.0% | 92.9% |
| Action 5 | 2 | 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
0.0%
0.0%
2014: Alice
0.0%
0.0%
0.0%
0.0%
0.0%
2019: PEG
0.0%
0.0%
0.0%
0.0%
0.0%
2024: AI examples
0.0%
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.