Prosecution Insights
Last updated: August 18, 2026

Examiner: PYLA, EVELYN Y

Tech Center 1600 • Art Units: 1600 1633 1651 1699

This examiner grants 56% of resolved cases

Performance Statistics

55.7%
Allow Rate
-4.3% vs TC avg
590
Total Applications
+47.6%
Interview Lift
1320
Avg Prosecution Days
Based on 557 resolved cases, 2023–2026

Rejection Statute Breakdown

5.5%
§101 Eligibility
11.5%
§102 Novelty
47.8%
§103 Obviousness
24.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17624744 METHOD FOR PRODUCING CULTURE MEDIUM COMPOSITION FOR SUSPENSION CULTURING ADHERENT CELLS Final Rejection NISSAN CHEMICAL CORPORATION
18682987 GENE THERAPY PRODUCTS FACILITATING BYSTANDER EFFECTS AND METHODS USING THE SAME Non-Final OA The University of North Carolina at Chapel Hill
18636969 CELL CULTIVATION METHOD, CELL SUPPORT COMPOSITE PRODUCTION METHOD, CULTIVATED CELLS, AND CELL SUPPORT COMPOSITE Non-Final OA NIKKISO CO., LTD.
18636926 CELL CULTIVATION METHOD, CELL SUPPORT COMPOSITE PRODUCTION METHOD, CULTIVATED CELLS, AND CELL SUPPORT COMPOSITE Non-Final OA NIKKISO CO., LTD.
18543705 Regeneration of a Functional Pulmonary Vascular Bed Non-Final OA The General Hospital Corporation
18052600 RESPIRATORY SYNCTIAL VIRUS RNA VACCINE Non-Final OA SANOFI
18304694 METHODS OF CONTROLLING RED BLOOD CELL PRODUCTION Non-Final OA Wisconsin Alumni Research Foundation
18609070 Use of Short Chain Fatty Acids in Cancer Prevention Non-Final OA Temple University-Of The Commonwealth System of Higher Education

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