Prosecution Insights
Last updated: April 19, 2026

Examiner: DONOGHUE, BRITTNEY ERIN

Tech Center 1600 • Art Units: 1646 1649 1675

This examiner grants 61% of resolved cases

Performance Statistics

60.7%
Allow Rate
+0.7% vs TC avg
125
Total Applications
+54.5%
Interview Lift
1209
Avg Prosecution Days
Based on 89 resolved cases, 2023–2026

Rejection Statute Breakdown

3.4%
§101 Eligibility
12.5%
§102 Novelty
35.0%
§103 Obviousness
27.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17778361 NOVEL MULTISPECIFIC ANTIBODY FORMAT Non-Final OA AMGEN INC.
18594717 REAGENTS AND METHODS FOR TREATING CANCER AND AUTOIMMUNE DISEASE Final Rejection UNIVERSITY OF CONNECTICUT
18670375 METHODS OF USING ANTI-CD79B IMMUNOCONJUGATES TO TREAT DIFFUSE LARGE B-CELL LYMPHOMA Non-Final OA Hoffmann-La Roche Inc.
17017576 THERAPEUTIC COMBINATION OF 4-1 BB AGONISTS WITH ANTI-CD20 ANTIBODIES Final Rejection Hoffmann-La Roche Inc.
17887565 IL27 RECEPTOR AGONISTS AND METHODS OF USE THEREOF Final Rejection Regeneron Pharmaceuticals, Inc.
17600600 COMBINATIONS OF TRANSCRIPTION INHIBITORS AND IMMUNE CHECKPOINT INHIBITORS FOR TREATMENT OF DISEASE Final Rejection Board of Regents, The University of Texas System
17675294 IMMUNOTHERAPIES Final Rejection Kite Pharma, Inc.
17265731 Enhanced Delivery of Drugs and Other Compounds to the Brain and Other Tissues Non-Final OA Duke University
17055805 Optimized gp41-Binding Molecules and Uses Thereof Final Rejection Duke University
17779704 CHIMERIC ANTIGEN RECEPTOR TO CARBOHYDRATE ANTIGENS Non-Final OA YEDA RESEARCH AND DEVELOPMENT CO. LTD.
17276106 HUMAN ANTI-IL-33 MONOCLONAL ANTIBODY-CONTAINING PHARMACEUTICAL COMPOSITION Non-Final OA Mitsubishi Tanabe Pharma Corporation
17430628 Methods for Treating TNFa-Related Diseases Final Rejection Celltrion Inc.
17366648 NSP-INTERLEUKIN-10 PROTEINS AND USES THEREOF Non-Final OA UNIVERSITY OF PITTSBURGH-OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION
18158767 METHODS FOR TREATMENT OF SUBJECTS WITH PLAQUE PSORIASIS OF THE SCALP Non-Final OA SUN PHARMACEUTICAL INDUSTRIES LIMITED
17775492 METHODS OF TREATING HER2 POSITIVE BREAST CANCER WITH TUCATINIB IN COMBINATION WITH AN ANTI-HER2 ANTIBODY-DRUG CONJUGATE Non-Final OA Seagen Inc.
17260318 COMPOSITIONS OF FCRN ANTIBODIES AND METHODS OF USE THEREOF Final Rejection MOMENTA PHARMACEUTICALS, INC.
18036771 COMPOSITION WITH BIFIDOBACTERIUM LONGUM RAPO (KCTC13773BP) FOR PREVENTING OR TREATING CANCER Non-Final OA BIFIDO CO., LTD.
18021979 PEPTIDE FOR THERAPEUTIC APPLICATIONS IN THE DERMATOLOGICAL FIELD Non-Final OA Dompe' Farmaceutici S.P.A.
18021561 ANALOGS OF HUMAN FIBROBLAST GROWTH FACTORS Non-Final OA ENERGESIS PHARMACEUTICALS, INC.
18041423 INCREASING THE EFFICACY OF BIOLOGICAL THERAPEUTIC MOLECULES Non-Final OA Kyon Biotech AG
17756320 CD7-CAR-T CELL AND PREPARATION AND APPLICATION THEREOF Non-Final OA PERSONGEN BIOTHERAPEUTICS (SUZHOU) CO., LTD.
17603707 THERAPEUTIC COMBINATIONS, LIQUID PHARMACEUTICAL COMPOSITIONS, KITS FOR THEIR PREPARATION, AND METHODS OF THEIR USE Final Rejection PrevEp, Inc.

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