Prosecution Insights
Last updated: May 29, 2026

Examiner: ORWIG, KEVIN S

Tech Center 3900 • Art Units: 1611 1658 3991

This examiner grants 25% of resolved cases

Performance Statistics

25.3%
Allow Rate
-34.7% vs TC avg
724
Total Applications
+39.6%
Interview Lift
1536
Avg Prosecution Days
Based on 704 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
7.8%
§102 Novelty
49.5%
§103 Obviousness
7.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
16120549 GROWTH DIFFERENTIATION FACTOR 11 (GDF-11) FOR TREATMENT OF DIASTOLIC HEART FAILURE Non-Final OA President and Fellows of Harvard College
18185343 PEPTIDES, DEVICES, AND METHODS FOR THE DETECTION OF EHRLICHIA ANTIBODIES Non-Final OA Zoetis Services LLC
18282152 REVERSAL OF CTL EXHAUSTION WITH ANNEXIN V Non-Final OA ERASMUS UNIVERSITY MEDICAL CENTER ROTTERDAM
18530761 METHODS TO GENERATE GASTROINTESTINAL EPITHELIAL TISSUE CONSTRUCTS Non-Final OA The University of North Carolina at Chapel Hil
18491078 Nucleic Acid Molecules Encoding Indoleamine 2,3-Dioxygenase-2 Non-Final OA LANKENAU INSTITUTE FOR MEDICAL RESEARCH
18229565 ANTI-HUMAN IL-3 ANTIBODIES, THEIR USE IN TREATMENT OF A DISEASE OR MALFUNCTION ASSOCIATED WITH ELEVATED EXPRESSION OR LEVELS OF IL-3, AND THEIR USE IN A METHOD TO DETECT HUMAN IL-3 Non-Final OA Universitätsklinikum Regensburg
18115342 COMPOUNDS, COMPOSITIONS, AND METHODS FOR THE TREATMENT OF CANCERS Non-Final OA XLINK Therapeutics, Inc.
18150988 CELL PRESERVATION REAGENTS AND METHODS OF USE Non-Final OA Truckee Applied Genomics, LLC
17819591 PREPARATION AND COMPOSITION OF INTER-ALPHA INHIBITOR PROTEINS FROM HUMAN PLASMA FOR THERAPEUTIC USE Final Rejection ProThera Biologics, Inc.
17336491 COMPOSITIONS COMPRISING TRAMADOL AND CELECOXIB IN THE TREATMENT OF PAIN Non-Final OA ESTEVE PHARMACEUTICALS, S.A.

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