Art Unit 1621
Group 1620Biomedicinal Chemistry
- Active examiners
- 46
- Average office actions per grant
- 1.75
Grant ratio
- Art Unit 1621
- 59.1%
- Group 1620
- 61.0%
Active examiners
| Karl J. Puttlitz | 69.1% | 2.14 | October 2026 |
|---|---|---|---|
| Sikarl Witherspoon | 81.4% | 1.29 | October 2026 |
| Sudhakar Katakam | 69.1% | 1.64 | October 2026 |
| San-Ming Hui | 65.8% | 2.07 | October 2026 |
| Yevgeny Valenrod | 69.4% | 1.68 | October 2026 |
| Savitha Rao | 69.4% | 1.62 | October 2026 |
| Brian J. Davis | 82.7% | 1.43 | October 2026 |
| Charanjit Aulakh | 61.5% | 1.46 | October 2026 |
| Jafar Parsa | 84.1% | 1.14 | October 2026 |
| Andrew P Lee | 49.4% | 3.05 | October 2026 |
| Zohreh Fay | 47.6% | 2.30 | October 2026 |
| Angela Brown-Pettigrew | 49.5% | 2.17 | September 2026 |
| David K. O'Dell | 51.5% | 1.89 | October 2026 |
| Bong-Sook Baek | 42.1% | 2.05 | October 2026 |
| Deborah D. Carr | 76.1% | 1.37 | October 2026 |
| Yate' K. Cutliff | 65.6% | 1.46 | October 2026 |
| Sun Jae Yoo | 47.3% | 2.23 | October 2026 |
| Clinton Brooks | 39.0% | 2.03 | October 2026 |
| Po-Chih Chen | 35.5% | 1.98 | October 2026 |
| Niloofar Rahmani | 87.1% | 1.22 | October 2026 |
| George W Kosturko | 36.7% | 2.02 | October 2026 |
| Gigi Huang | 42.0% | 2.61 | October 2026 |
| Golam Shameem, Ph.D | 52.3% | 1.14 | October 2026 |
| Jennifer Cho Sawyer | 67.1% | 1.81 | October 2026 |
| Kyle Nottingham | 28.8% | 1.81 | October 2026 |
| Jerica K Wilson | 32.0% | 1.50 | October 2026 |
| Izabela Schmidt | 26.3% | 1.32 | October 2026 |
| Yong Chu | 85.2% | 1.71 | October 2026 |
| Kendall Heitmeier | 9.1% | 1.44 | October 2026 |
| Nicola Maria Bauer | 11.8% | 1.27 | October 2026 |
| Josmalen M. Ramos-Lewis | 25.8% | 1.79 | October 2026 |
| Valerie Rodriguez-Garcia | 12.9% | 1.68 | October 2026 |
| Janet L Coppins | 86.1% | 1.62 | October 2026 |
| Pancham Bakshi | 80.3% | 1.63 | October 2026 |
| Patrick T Lewis | 73.8% | 1.52 | October 2026 |
| Karen Cheng | 63.5% | 1.52 | October 2026 |
| Seong Jong Kim | 0.0% | N/A | October 2026 |
| Paul Arcoria | 0.0% | N/A | October 2026 |
| Yih-Horng Shiao | 65.4% | 1.71 | October 2026 |
| Bradley S Mayhew | 0.0% | N/A | October 2026 |
| Ana Z Muresan | 57.1% | 1.65 | October 2026 |
| Wu-Cheng Winston Shen | 66.7% | 2.43 | October 2026 |
| Blaine G Doletski | 57.1% | 1.70 | October 2026 |
| Cindy Bagnal | 0.0% | N/A | October 2026 |
| Medhanit W Bahta | 66.7% | 1.97 | October 2026 |
| Brandon J. Fetterolf | 100.0% | 1.65 | October 2026 |
Examiner distribution
- Median grant ratio
- 52.3%
- Middle 50% of grant ratios
- 36.1%–69.4%
- Median office actions / grant
- 1.68
- Middle 50% of office actions / grant
- 1.46–2.02
Active examiners with at least 20 applications.
Other associated examiners
Examiners without recent activity.
| Paul A. Zucker | 70.3% | 1.44 | December 2020 Appears inactive |
|---|---|---|---|
| Kathrien Cruz | 46.4% | 2.49 | September 2023 Appears inactive |
| Shailendra Kumar | 64.5% | 1.57 | December 2016 Appears inactive |
| Sabiha Qazi | 38.6% | 2.99 | September 2022 Appears inactive |
| Porfirio Nazario Gonzalez | 80.2% | 1.22 | January 2017 Appears inactive |
| Gregg Polansky | 56.4% | 1.89 | April 2023 Appears inactive |
| Taina D. Matos Negron | 42.2% | 2.30 | July 2021 Appears inactive |
| Rosalynd Keys | 42.4% | 2.01 | November 2024 Appears inactive |
| Chukwuma O. Nwaonicha | 74.3% | 1.83 | August 2010 Appears inactive |
| Elvis O. Price | 75.9% | 1.47 | April 2017 Appears inactive |
| Peter G O'Sullivan | 65.5% | 1.32 | December 2012 Appears inactive |
| Daniel R Carcanague | 65.8% | 1.50 | May 2026 Potentially inactive |
| Jeanmarie Calvillo | 44.6% | 2.10 | January 2018 Appears inactive |
| Everett White | 65.2% | 2.87 | December 2023 Appears inactive |
| James Meadows | 42.2% | 1.63 | February 2024 Appears inactive |
| Sonya Wright | 43.6% | 2.49 | August 2017 Appears inactive |
| Chukwuma O. Nwaonicha | 30.4% | 1.86 | June 2025 Appears inactive |
| Kofi Adzamli | 86.7% | 1.27 | October 2023 Appears inactive |
| Samuel A. Barts | 61.5% | 1.00 | June 2008 Appears inactive |
| Timothy E. Betton | 30.8% | 2.26 | October 2013 Appears inactive |
| Melenie Mccormick | 8.3% | 2.08 | September 2025 Appears inactive |
| Kellette Gale | 36.4% | 1.00 | September 2008 Appears inactive |
| Louisa Lao | 50.0% | 1.00 | May 2008 Appears inactive |
| Mark Luderer | 0.0% | 1.49 | June 2019 Appears inactive |
Based on available public USPTO records; may be incomplete.