Examiner Julia Z Yao
Grant ratio: 33.6% (13th percentile in Art Unit 2666 among examiners with at least 20 applications). Average office actions per grant: 1.95. Most common rejection type: §103.
Recently active
Last office action in data: August 2026
Examiner record
- Examiner ID
- 98044
- Primary art unit
- 2666
- Work group
- 2660
- Technology center
- 2600
- Applications
- 113
- Granted applications
- 38
- Examiner phone
- (571) 272-2870
- Supervisor
- Emily Terrell
- Supervisor phone
- (571) 270-3717
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| Group | Examiners | Average grant ratio | Average office actions / grant |
|---|---|---|---|
| Art Unit | 38 | 64.4% | 1.71 |
| Group | 289 | 63.2% | 1.66 |
| Tech Center | 1,754 | 57.4% | 1.88 |
| 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 | 50 | 43.9% |
| 2 OAs | 37 | 32.5% |
| 3 OAs | 15 | 13.2% |
| 4 OAs | 9 | 7.9% |
| 5+ OAs | 3 | 2.6% |
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 |
|---|---|---|---|
| 2023 | 10 | 5 | 50.0% |
| 2024 | 34 | 23 | 67.6% |
| 2025 | 36 | 10 | 27.8% |
| 2026 | 33 | 0 | 0.0% |
Rejections by office-action stage
| Office-action stage | Actions observed | §101 | §102 | §103 | §112 |
|---|---|---|---|---|---|
| Action 1 | 114 | 0.9% | 4.4% | 84.2% | 8.8% |
| Action 2 | 64 | 0.0% | 0.0% | 96.9% | 3.1% |
| Action 3 | 27 | 0.0% | 0.0% | 96.3% | 0.0% |
| Action 4 | 12 | 0.0% | 0.0% | 83.3% | 8.3% |
| Action 5 | 3 | 0.0% | 0.0% | 100.0% | 0.0% |
| Action 6 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
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%
2024: AI examples
1.3%
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.