Prosecution Insights
Last updated: May 29, 2026

Examiner: KOSACK, JOSEPH R

Tech Center 3900 • Art Units: 1626 3991

This examiner grants 75% of resolved cases

Performance Statistics

74.9%
Allow Rate
+14.9% vs TC avg
1,304
Total Applications
-5.7%
Interview Lift
965
Avg Prosecution Days
Based on 1289 resolved cases, 2023–2026

Rejection Statute Breakdown

1.9%
§101 Eligibility
21.1%
§102 Novelty
34.7%
§103 Obviousness
19.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18014469 LIGHT-EMITTING DEVICE AND INSOLUBLE FILM Final Rejection SHARP KABUSHIKI KAISHA
18070855 ULTRA-THIN FABRIC, DEVICES, AND METHODS Final Rejection ATEX Technologies, Inc.
18003595 Compound of Formula (I), a Semiconductor Material Comprising at Least One Compound of Formula (I), a Semiconductor Layer Comprising at Least One Compound of Formula (I) and an Electronic Device Comprising at Least One Compound of Formula (I) Non-Final OA Novaled GmbH
18199216 NITROGEN-CONTAINING HETEROCYCLIC COMPOUND AND USE OF SAME Final Rejection Takeda Pharmaceutical Company Limited
18377756 STABILISED PROTEIN COMPOSITIONS BASED ON SEMIFLUORINATED ALKANES Non-Final OA NOVALIQ GMBH

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