Art Unit 1677
Group 1670Virology and Related Immunology
- Active examiners
- 21
- Average office actions per grant
- 2.19
Grant ratio
- Art Unit 1677
- 47.7%
- Group 1670
- 57.1%
Active examiners
| Christopher L. Chin | 74.6% | 1.95 | October 2026 |
|---|---|---|---|
| Rebecca Martinez | 57.8% | 1.72 | October 2026 |
| Ellen J Marcsisin | 12.5% | 3.04 | October 2026 |
| Ann Lam | 72.9% | 2.19 | October 2026 |
| Alexander Volkov | 11.9% | 1.50 | October 2026 |
| Chau N.B. Tran | 15.7% | 2.61 | October 2026 |
| Ellis Lusi | 30.5% | 2.16 | October 2026 |
| Stefanie J Kirwin | 4.4% | 2.00 | October 2026 |
| Christopher Evans | 1.7% | 1.00 | October 2026 |
| Elizabeth Oguntade | 0.0% | N/A | October 2026 |
| Alexander Joseph Hoffman | 0.0% | N/A | October 2026 |
| Bao-Thuy L. Nguyen | 3.7% | 1.85 | August 2026 |
| Gary W. Counts | 63.0% | 2.10 | October 2026 |
| Gailene R. Gabel | 66.7% | 1.91 | October 2026 |
| Lisa V. Cook | 44.4% | 1.92 | October 2026 |
| Melissa L Liriano | 0.0% | N/A | August 2026 |
| Shafiqul Haq | 70.6% | 2.09 | October 2026 |
| Nam P Nguyen | 33.3% | 2.84 | October 2026 |
| Liliana Cerullo | 0.0% | 1.00 | October 2026 |
| Sudhakar Katakam | 100.0% | 1.64 | October 2026 |
| Umang Sharma | 0.0% | N/A | September 2026 |
Examiner distribution
- Median grant ratio
- 12.5%
- Middle 50% of grant ratios
- 3.7%–57.8%
- Median office actions / grant
- 2.00
- Middle 50% of office actions / grant
- 1.79–2.17
Active examiners with at least 20 applications.
Other associated examiners
Examiners without recent activity.
| Melanie Brown | 70.7% | 2.22 | March 2023 Appears inactive |
|---|---|---|---|
| Erik B. Crawford | 63.7% | 2.34 | December 2019 Appears inactive |
| Gary E. Hollinden | 56.0% | 2.89 | October 2019 Appears inactive |
| R. Moerschell | 60.9% | 2.88 | November 2020 Appears inactive |
| Pensee Do | 59.0% | 2.41 | July 2016 Appears inactive |
| Daniela E. Fuentes | 2.5% | 3.83 | June 2026 Potentially inactive |
| Mark L Shibuya | 3.8% | 1.79 | July 2026 Potentially inactive |
| Jennifer H Tieu | 34.8% | 2.16 | December 2023 Appears inactive |
| Jacob Cheu | 59.1% | 1.79 | May 2026 Potentially inactive |
| Christine Foster | 31.6% | 2.63 | April 2021 Appears inactive |
| Galina Yakovleva | 50.0% | 2.24 | January 2026 Appears inactive |
| Xiaoyan Zou | 66.7% | 2.66 | February 2023 Appears inactive |
| Jim Atwell, D.Sc., M.S., Mls | 18.8% | 2.75 | October 2025 Appears inactive |
| Carmencita Belei | 14.3% | 2.34 | February 2025 Appears inactive |
| Andrea S. Grossman | 30.8% | 3.39 | February 2021 Appears inactive |
| Estifanos Hailu | 30.8% | 1.33 | February 2024 Appears inactive |
| Ramdane Harouaka | 30.8% | 2.25 | June 2024 Appears inactive |
| Aakash Thapa | 16.7% | 1.00 | December 2023 Appears inactive |
| Kyung Sung | 33.3% | 4.00 | April 2015 Appears inactive |
| Josue A Rodriguez-Cordero | 25.0% | 1.00 | December 2022 Appears inactive |
| Cristalina Maria Lopez-Cruz | 0.0% | 2.00 | July 2025 Appears inactive |
| Shannon Nicole Mitchell | 66.7% | 2.00 | February 2025 Appears inactive |
| Tiffany Claeys | 50.0% | 3.00 | March 2025 Appears inactive |
| Ondine D Eken | 0.0% | N/A | March 2023 Appears inactive |
Based on available public USPTO records; may be incomplete.