Art Unit 1729
Group 1720Fuel Cells, Batteries, Solar Cells, and Liquid Crystal Compositions
- Active examiners
- 23
- Average office actions per grant
- 2.40
Grant ratio
- Art Unit 1729
- 57.8%
- Group 1720
- 60.8%
Active examiners
| Daniel S Gatewood | 68.3% | 2.17 | October 2026 |
|---|---|---|---|
| Scott J. Chmielecki | 71.6% | 1.85 | October 2026 |
| Lisa S Park | 66.5% | 2.21 | October 2026 |
| Alix Echelmeyer Eggerding | 55.1% | 2.58 | October 2026 |
| Amanda Barrow | 48.7% | 2.92 | October 2026 |
| Osei K Amponsah | 70.8% | 2.91 | October 2026 |
| Matthew W Van Oudenaren | 78.1% | 2.02 | October 2026 |
| Tony Chuo | 42.7% | 2.61 | October 2026 |
| Anna Korovina | 23.0% | 3.32 | October 2026 |
| Eugenia Wang | 48.9% | 2.76 | October 2026 |
| Armindo Carvalho Jr | 25.9% | 3.76 | October 2026 |
| Mary Byram | 41.2% | 2.59 | October 2026 |
| Sarika Gupta | 52.8% | 2.37 | October 2026 |
| Amanda Rosenbaum | 58.6% | 2.59 | October 2026 |
| Olivia Mason Ruggiero | 17.0% | 2.00 | October 2026 |
| Sydney L Kline | 14.7% | 1.67 | October 2026 |
| Robert Hodge | 48.6% | 2.11 | August 2026 |
| Christina Renee Daulton | 2.9% | 2.00 | October 2026 |
| Maria F Orozco | 4.6% | 1.40 | October 2026 |
| Ula C. Ruddock | 12.9% | 1.66 | October 2026 |
| Stephen Yanchuk | 30.4% | 3.55 | October 2026 |
| Mario Gamboa | 0.0% | N/A | October 2026 |
| Liliana Cerullo | 0.0% | 1.00 | October 2026 |
Examiner distribution
- Median grant ratio
- 48.6%
- Middle 50% of grant ratios
- 23.0%–58.6%
- Median office actions / grant
- 2.37
- Middle 50% of office actions / grant
- 2.00–2.76
Active examiners with at least 20 applications.
Other associated examiners
Examiners without recent activity.
| Thomas Parsons | 59.5% | 2.64 | June 2023 Appears inactive |
|---|---|---|---|
| Jacob Marks | 77.2% | 1.90 | June 2023 Appears inactive |
| Frank Chernow | 67.2% | 2.66 | October 2024 Appears inactive |
| Lucas J O'Donnell | 65.9% | 2.53 | March 2025 Appears inactive |
| Patricia Davis | 39.7% | 2.83 | October 2015 Appears inactive |
| Gregory Passa | 35.6% | 3.24 | April 2019 Appears inactive |
| Kevin K Eng | 81.8% | 1.89 | October 2022 Appears inactive |
| Ben Lewis | 90.0% | 2.06 | February 2018 Appears inactive |
| Examiner name unavailable | 0.0% | N/A | May 2015 Appears inactive |
Based on available public USPTO records; may be incomplete.