Art Unit 1654
Group 1650Enzymology, Microbiology, and Fermentation
- Active examiners
- 24
- Average office actions per grant
- 1.89
Grant ratio
- Art Unit 1654
- 54.5%
- Group 1650
- 53.6%
Active examiners
| Julie Ha | 65.5% | 1.43 | October 2026 |
|---|---|---|---|
| Christina Marchetti Bradley | 56.2% | 1.83 | October 2026 |
| Maury Audet | 43.3% | 2.40 | October 2026 |
| Erinne R Dabkowski | 44.4% | 2.16 | October 2026 |
| Kristina M Hellman | 54.8% | 1.88 | October 2026 |
| Jeanette Lieb | 67.5% | 1.56 | October 2026 |
| Tara L Martinez | 51.4% | 2.40 | October 2026 |
| Thea D' Ambrosio | 46.3% | 2.62 | October 2026 |
| Randall L Beane | 24.9% | 2.18 | October 2026 |
| Mercy Sabila | 43.2% | 1.97 | October 2026 |
| Fred Reynolds | 39.4% | 2.20 | October 2026 |
| Ronald T Niebauer | 17.0% | 2.26 | October 2026 |
| Andrew D. Kosar | 62.5% | 1.45 | October 2026 |
| Zachary J Miknis | 67.1% | 1.98 | October 2026 |
| Sergio Coffa | 56.9% | 2.44 | October 2026 |
| Claudia E Espinosa | 18.9% | 1.94 | October 2026 |
| David Paul Bowles | 13.1% | 1.42 | October 2026 |
| Amber D Steele | 45.2% | 1.82 | October 2026 |
| Lianko G Garyu | 25.0% | 2.09 | September 2026 |
| Sachi Jauhari | 0.0% | N/A | October 2026 |
| James H. Alstrum-Acevedo | 52.2% | 2.40 | October 2026 |
| Daliyah M. Brown | 0.0% | N/A | August 2026 |
| Li N Komatsu | 50.0% | 1.85 | October 2026 |
| Liliana Cerullo | 0.0% | 1.00 | October 2026 |
Examiner distribution
- Median grant ratio
- 44.8%
- Middle 50% of grant ratios
- 24.9%–55.8%
- Median office actions / grant
- 2.04
- Middle 50% of office actions / grant
- 1.82–2.30
Active examiners with at least 20 applications.
Other associated examiners
Examiners without recent activity.
| Jeffrey E. Russel | 72.4% | 1.88 | January 2025 Appears inactive |
|---|---|---|---|
| Thomas S. Heard | 63.2% | 1.96 | April 2025 Appears inactive |
| Marcela M. Cordero Garcia | 65.1% | 1.56 | December 2024 Appears inactive |
| David Lukton | 61.4% | 2.09 | April 2017 Appears inactive |
| Roy Teller | 67.5% | 1.96 | October 2016 Appears inactive |
| Anish Gupta | 50.5% | 1.57 | December 2012 Appears inactive |
| Satyanarayana R. Gudibande | 66.1% | 1.60 | June 2021 Appears inactive |
| Kaipeen Yang | 80.4% | 1.67 | September 2020 Appears inactive |
| Abdel A. Mohamed | 78.4% | 1.28 | July 2009 Appears inactive |
| Li Lee | 55.6% | 1.97 | September 2015 Appears inactive |
| Andrew D. Kosar | 0.0% | N/A | February 2013 Appears inactive |
| Karlheinz R. Skowronek | 17.4% | 2.33 | October 2025 Appears inactive |
| Saleha Kuzniewski | 57.1% | 1.25 | April 2024 Appears inactive |
| Catherine Mader | 40.0% | 1.90 | March 2017 Appears inactive |
| Thang Chiu | 50.0% | 1.00 | August 2011 Appears inactive |
Based on available public USPTO records; may be incomplete.