Prosecution Insights
Last updated: October 02, 2026

Examiner: HUTTER, GILLIAN A

Tech Center 4100 • Art Units: 1625 1629 4125

This examiner grants 54% of resolved cases

Analysis

Gillian A Hutter is an examiner in Tech Center 4100, assigned to Art Unit 1625. The examiner has 121 resolved cases, which provides a solid statistical foundation for analysis. The data reveals an allowance rate of 54.5 percent, suggesting a moderate level of difficulty for applicants. This 54.5 percent rate is the primary baseline for prosecution in this docket.

The median time to allowance is 1077 days. Practitioners should prepare for a prosecution cycle of approximately 1077 days when working with this examiner. While the 54.5 percent allowance rate indicates that success is achieved in more than half of the cases, the 1077-day duration is a key factor in long-term planning. These metrics offer a clear picture of the typical experience in Art Unit 1625.

The interview lift is 46.2 percent, which is a very high figure. This 46.2 percent lift suggests that interviews are an extremely effective way to move a case toward allowance. By engaging in an interview, practitioners can nearly double their chances of success compared to the baseline. Given the 121 resolved cases, this 46.2 percent lift is a reliable indicator that direct communication is a winning strategy in Tech Center 4100.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

54.5%
Allow Rate
-5.5% vs TC avg
174
Total Applications
+46.2%
Interview Lift
1077
Avg Prosecution Days
Based on 121 resolved cases, 2023–2026

Rejection Statute Breakdown

2.9%
§101 Eligibility
20.1%
§102 Novelty
41.4%
§103 Obviousness
19.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17937948 COMPOSITIONS AND METHODS COMPRISING CELECOXIB OR RELATED COMPOUNDS AND DEXTROMETHORPHAN Non-Final OA ANTECIP BIOVENTURES II LLC
17837224 COMPOSITIONS AND METHODS FOR INCREASING CELL SURFACE OXYTOCIN RECEPTOR (OXTR) Final Rejection Washington University
19294542 METHODS OF TREATMENT OF JAK INHIBITION RESPONSIVE CONDITIONS WITH DEUTERATED JAK INHIBITORS Final Rejection Sun Pharmaceutical Industries, Inc.
18073181 METHODS AND COMPOSITIONS FOR PREVENTING AND TREATING MYOPIA Final Rejection The Trustees of Columbia University in the City of New York
18603554 CONJOINT THERAPY FOR TREATING SEIZURE DISORDERS Final Rejection Xenon Pharmaceuticals Inc.
17294829 COMPOSITION FOR STABILIZING POORLY SOLUBLE INGREDIENTS AND COSMETIC COMPOSITION COMPRISING SAME Final Rejection LG HOUSEHOLD & HEALTH CARE LTD.
18901200 SELECTIVE TREATMENT OF CANCERS HAVING HISTONE H3 MUTATIONS OR ABERRANT LEVELS OF DNA OR HISTONE METHYLATION, ACETYLATION OR DEFECTS IN HOMOLOGOUS RECOMBINATION Non-Final OA Florida State University Research Foundation, Inc.
18065073 SELECTIVE TREATMENT OF CANCERS HAVING HISTONE H3 MUTATIONS OR ABERRAN TLEVELS OF DNA OR HISTONE METHYLATION, ACETYLATION OR DEFECTS IN HOMOLOGOUS RECOMBINATION Final Rejection Florida State University Research Foundation, Inc.
17918973 ECLITASERTIB FOR USE IN TREATING CONDITIONS INVOLVING SYSTEMIC HYPERINFLAMMATORY RESPONSE Non-Final OA Genzyme Corporation
18009645 USE OF HEAT SHOCK PROTEIN INHIBITORS FOR THE TREATMENT OF NEURODEVELOPMENTAL DISORDERS Final Rejection The Children's Medical Center Corporation
18665688 TREATMENT OF PRURITUS WITH P2X3 MODULATORS Non-Final OA GlaxoSmithKline Intellectual Property (No.3) Limited
17764193 4-AMINO-IMIDAZOQUINOLINE COMPOUNDS AND USE THEREOF Non-Final OA Prime Reach Trading Limited

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