Prosecution Insights
Last updated: April 19, 2026

Examiner: PAK, MICHAEL D

Tech Center 1600 • Art Units: 1646 1674

This examiner grants 58% of resolved cases

Performance Statistics

58.4%
Allow Rate
-1.6% vs TC avg
718
Total Applications
+30.7%
Interview Lift
1419
Avg Prosecution Days
Based on 694 resolved cases, 2023–2026

Rejection Statute Breakdown

7.5%
§101 Eligibility
24.4%
§102 Novelty
21.6%
§103 Obviousness
33.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18067085 Treatment Of Lung Conditions With Integrin Subunit Alpha 1 (ITGA1) Inhibitors Non-Final OA Regeneron Pharmaceuticals, Inc.
17366755 MUSCARINIC ACETYLCHOLINE RECEPTOR BINDING AGENTS AND USES THEREOF Final Rejection THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY
17410658 THE FGF19-CHOLESTYRAMINE (F-CME) TEST AS A TWO-STAGE METHOD FOR ROUTINE CANCER SCREENING Non-Final OA UNIVERSITY OF CENTRAL FLORIDA RESEARCH FOUNDATION, INC.
19079960 FIBROIN PEPTIDES AND PROTEIN FRAGMENTS COMPOSITIONS Non-Final OA EVOLVED BY NATURE, INC.
18240367 TREATMENT OF SMC MEDIATED DISEASE Non-Final OA National University of Singapore
17924307 METHOD FOR PREPARING ANTIGEN-BINDING UNIT Non-Final OA PEKING UNIVERSITY
17782172 REVERSIBLE CELL DETECTION VIA MHC WITH CONJUGATES HAVING AN ENZYMATICALLY CLEAVABLE DETECTION MOIETY Non-Final OA Miltenyi Biotec B.V. & Co. KG
17769188 METHODS FOR MODULATING LEVEL OF EXPRESSION FROM GENE THERAPY EXPRESSION CASSETTE Final Rejection Cornell University
17761274 COMPOSITIONS AND METHODS COMPRISING IONIZABLE LIPID NANOPARTICLES ENCAPSULATING BARCODED MRNA Non-Final OA Cornell University
18048946 TOOLS AND METHODS FOR EXPRESSION OF MEMBRANE PROTEINS Final Rejection Universiteit Gent
18451632 Methods and Compositions for Treating Cancer Non-Final OA Omeros Corporation
17107617 METHODS FOR SCREENING FOR BINDING PARTNERS OF G-PROTEIN COUPLED RECEPTORS Final Rejection NXERA PHARMA UK LIMITED
18372917 IMMUNOGLOBULIN FUSION PROTEINS Non-Final OA UBI Pharma Inc. (UBIP)
18372942 METHOD FOR PRODUCING IMMUNOGLOBULIN FUSION PROTEINS Non-Final OA UBI Pharma Inc. (UBIP)
18336792 GLYCOPROTEIN HORMONE RECEPTOR MUTATIONS Final Rejection RSR Limited
17777366 ELUATE COLLECTION DURING ANTIBODY CHROMATOGRAPHY Non-Final OA MORPHOSYS GMBH
17531916 FORMULATIONS OF SINGLE DOMAIN ANTIGEN BINDING MOLECULES Non-Final OA Ablynx N.V.

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