Art Unit 1641
Group 1640Immunology
- Active examiners
- 27
- Average office actions per grant
- 2.15
Grant ratio
- Art Unit 1641
- 51.8%
- Group 1640
- 55.8%
Active examiners
| Gailene R. Gabel | 74.2% | 1.91 | October 2026 |
|---|---|---|---|
| Shafiqul Haq | 57.5% | 2.09 | October 2026 |
| Gary W. Counts | 55.7% | 2.10 | October 2026 |
| Christopher L. Chin | 78.4% | 1.95 | October 2026 |
| Ann Lam | 63.3% | 2.19 | October 2026 |
| Phuong Huynh, Ph.D | 46.8% | 2.05 | October 2026 |
| Maher Haddad | 36.7% | 1.99 | October 2026 |
| Yunsoo Kim | 42.2% | 2.73 | October 2026 |
| Michael Szperka | 45.6% | 1.80 | October 2026 |
| Lisa V. Cook | 59.2% | 1.92 | October 2026 |
| Rebecca Martinez | 73.6% | 1.72 | October 2026 |
| Nora M. Rooney | 44.6% | 2.47 | October 2026 |
| Bao-Thuy L. Nguyen | 47.7% | 1.85 | August 2026 |
| Nam P Nguyen | 65.6% | 2.84 | October 2026 |
| Sharon Wen | 42.7% | 2.07 | October 2026 |
| Ellen J Marcsisin | 38.5% | 3.04 | October 2026 |
| Chun Dahle | 27.9% | 2.35 | October 2026 |
| Marianne Dibrino | 47.2% | 3.20 | October 2026 |
| Lia Taylor | 30.9% | 2.10 | October 2026 |
| Alec Jon Peters | 12.1% | 1.08 | October 2026 |
| Samantha L. Hopkins | 10.1% | 1.00 | October 2026 |
| Misook Yu | 78.7% | 1.58 | October 2026 |
| Grace H. Lunde | 10.0% | 1.17 | October 2026 |
| Alan Alfano | 0.0% | N/A | September 2026 |
| Imma Barrera | 50.0% | 1.00 | October 2026 |
| Alexander Volkov | 50.0% | 1.50 | October 2026 |
| Liliana Cerullo | 0.0% | 1.00 | October 2026 |
Examiner distribution
- Median grant ratio
- 46.8%
- Middle 50% of grant ratios
- 37.6%–61.2%
- Median office actions / grant
- 2.05
- Middle 50% of office actions / grant
- 1.83–2.27
Active examiners with at least 20 applications.
Other associated examiners
Examiners without recent activity.
| Jacob Cheu | 70.7% | 1.79 | May 2026 Potentially inactive |
|---|---|---|---|
| Melanie Brown | 55.8% | 2.22 | March 2023 Appears inactive |
| Galina Yakovleva | 51.4% | 2.24 | January 2026 Appears inactive |
| Nelson Yang | 51.0% | 2.06 | February 2013 Appears inactive |
| Christine Foster | 24.4% | 2.63 | April 2021 Appears inactive |
| James L. Grun, Ph.D | 32.3% | 2.91 | December 2015 Appears inactive |
| Pensee Do | 52.1% | 2.41 | July 2016 Appears inactive |
| Carmencita Belei | 44.0% | 2.34 | February 2025 Appears inactive |
| Unsu Jung | 31.6% | 2.29 | May 2026 Potentially inactive |
| Andrea S. Grossman | 58.0% | 3.39 | February 2021 Appears inactive |
| Erik B. Crawford | 43.8% | 2.34 | December 2019 Appears inactive |
| R. Moerschell | 42.3% | 2.88 | November 2020 Appears inactive |
| Jacqueline Diramio | 45.2% | 1.71 | December 2009 Appears inactive |
| Gary E. Hollinden | 45.0% | 2.89 | October 2019 Appears inactive |
| Leon Y. Lum | 31.3% | 1.87 | May 2010 Appears inactive |
| Mark L Shibuya | 12.2% | 1.79 | July 2026 Potentially inactive |
| Xiaoyan Zou | 60.7% | 2.66 | February 2023 Appears inactive |
| James L Mclellan | 22.7% | 1.80 | December 2025 Appears inactive |
| Daniela E. Fuentes | 52.4% | 3.83 | June 2026 Potentially inactive |
| Leah Elizabeth Stein | 0.0% | N/A | June 2026 Potentially inactive |
| Albert A Serrano | 63.6% | 1.14 | February 2025 Appears inactive |
| David J. Venci | 16.7% | 1.00 | August 2008 Appears inactive |
| James Rogers | 60.0% | 1.99 | November 2023 Appears inactive |
| Estifanos Hailu | 100.0% | 1.33 | February 2024 Appears inactive |
| Mohammad Ali Al-Ameen | 50.0% | 2.00 | January 2022 Appears inactive |
| Christine Foster | 100.0% | 11.00 | March 2022 Appears inactive |
| Christopher Lang | 100.0% | 1.00 | April 2020 Appears inactive |
| Josue A Rodriguez-Cordero | 0.0% | 1.00 | December 2022 Appears inactive |
Based on available public USPTO records; may be incomplete.