Art Unit 1773
Group 1770Chemical Apparatus, Separation, and Purification
- Active examiners
- 32
- Average office actions per grant
- 1.96
Grant ratio
- Art Unit 1773
- 58.7%
- Group 1770
- 63.1%
Active examiners
| Dung H Bui | 63.5% | 1.62 | October 2026 |
|---|---|---|---|
| Robert Clemente | 78.0% | 1.47 | October 2026 |
| Akash K Varma | 56.5% | 2.48 | October 2026 |
| Eric J. Mccullough | 25.1% | 3.54 | October 2026 |
| Monzer R. Chorbaji | 79.0% | 1.38 | October 2026 |
| Jyoti Nagpaul | 80.9% | 1.80 | October 2026 |
| Brian R. Gordon | 66.7% | 2.09 | October 2026 |
| P. Kathryn Wright | 51.9% | 2.68 | October 2026 |
| Dwayne K. Handy | 61.5% | 2.48 | October 2026 |
| Neil N Turk | 46.5% | 2.60 | October 2026 |
| Joseph W. Drodge | 33.1% | 1.66 | October 2026 |
| Dean Kwak | 51.4% | 2.95 | October 2026 |
| Bernadette K Mcgann | 38.9% | 2.66 | October 2026 |
| Madeline Gonzalez | 29.4% | 2.13 | October 2026 |
| Richard C Gurtowski | 25.7% | 2.08 | October 2026 |
| Anthony Shumate | 44.9% | 1.76 | September 2026 |
| Ekandra S. Miller-Cruz | 15.6% | 2.04 | October 2026 |
| Allison Fitzsimmons | 15.9% | 2.38 | October 2026 |
| Brittany I Fisher | 76.8% | 1.88 | October 2026 |
| Marriah Ellington | 13.6% | 2.00 | September 2026 |
| Sean E. Conley | 63.2% | 1.73 | October 2026 |
| Connor J Rotondi | 0.0% | N/A | October 2026 |
| Mahmoud Motaz Abdel Latif | 0.0% | N/A | October 2026 |
| Kevin C Joyner | 46.2% | 1.97 | October 2026 |
| Regina M Yoo | 69.6% | 2.57 | October 2026 |
| Rachel Marie Slaugovsky | 21.1% | 1.00 | October 2026 |
| Benjamin R Whatley | 56.3% | 2.29 | October 2026 |
| Liam A Royce | 0.0% | 2.27 | October 2026 |
| Anh Huynh Ngoc Bui | 0.0% | N/A | October 2026 |
| Benjamin Lebron | 0.0% | 2.08 | September 2026 |
| Elizabeth Mckane | 100.0% | 1.98 | October 2026 |
| Matthew D Krcha | 0.0% | 2.58 | October 2026 |
Examiner distribution
- Median grant ratio
- 46.5%
- Middle 50% of grant ratios
- 25.7%–63.5%
- Median office actions / grant
- 2.08
- Middle 50% of office actions / grant
- 1.78–2.53
Active examiners with at least 20 applications.
Other associated examiners
Examiners without recent activity.
| Jason M. Greene | 82.4% | 1.45 | February 2025 Appears inactive |
|---|---|---|---|
| Lucas Stelling | 64.8% | 2.09 | June 2021 Appears inactive |
| Matthew O. Savage | 70.7% | 1.85 | September 2021 Appears inactive |
| Brad Gordon | 43.9% | 3.22 | August 2023 Appears inactive |
| Lyle A. Alexander | 65.4% | 2.12 | June 2026 Potentially inactive |
| Angel Olivera | 38.0% | 2.79 | January 2023 Appears inactive |
| Natalia Levkovich | 46.8% | 2.24 | January 2026 Appears inactive |
| Joye L. Woodard | 57.9% | 2.12 | August 2016 Appears inactive |
| Sally Merkling | 65.3% | 2.69 | June 2025 Appears inactive |
| Monique Cole | 68.9% | 1.68 | June 2013 Appears inactive |
| Shogo Sasaki | 65.7% | 1.78 | May 2026 Potentially inactive |
| Charles D. Hammond | 54.8% | 2.12 | May 2013 Appears inactive |
| Jan Ludlow | 60.0% | 2.18 | April 2018 Appears inactive |
| Karla Hawkins | 71.5% | 1.74 | January 2018 Appears inactive |
| Timothy G. Kingan | 37.7% | 1.87 | September 2015 Appears inactive |
| Julie Tavares | 58.3% | 2.21 | April 2018 Appears inactive |
| Minh-Chau Pham | 85.0% | 1.61 | February 2025 Appears inactive |
| Jill Warden | 35.9% | 2.70 | December 2025 Appears inactive |
| Robin S. Gray | 51.1% | 2.46 | November 2023 Appears inactive |
| Magali P. Slawski | 40.0% | 2.75 | August 2025 Appears inactive |
| Cedric Chan | 44.7% | 2.64 | July 2012 Appears inactive |
| Rohit K. Dewan | 59.3% | 1.94 | October 2015 Appears inactive |
| Hafiz M Aamir | 88.5% | 1.48 | August 2021 Appears inactive |
| Heidi Riviere | 13.0% | 2.59 | August 2025 Appears inactive |
| Abhinav Garg | 28.6% | 1.50 | April 2020 Appears inactive |
| Marleigh K Kawecki | 0.0% | 1.00 | August 2025 Appears inactive |
Based on available public USPTO records; may be incomplete.