Prosecution Insights
Last updated: August 06, 2026

Examiner: KOLKER, DANIEL E

Tech Center 1600 • Art Units: 1644 1645 1649

This examiner grants 50% of resolved cases

Performance Statistics

49.8%
Allow Rate
-10.2% vs TC avg
245
Total Applications
+64.1%
Interview Lift
1410
Avg Prosecution Days
Based on 243 resolved cases, 2023–2026

Rejection Statute Breakdown

3.8%
§101 Eligibility
21.2%
§102 Novelty
32.6%
§103 Obviousness
26.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17843480 RECEPTORS PROVIDING TARGETED COSTIMULATION FOR ADOPTIVE CELL THERAPY Final Rejection INSTIL BIO (UK) LIMITED

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