Prosecution Insights
Last updated: October 02, 2026

Examiner: BERHANE, SELAM

Tech Center 1600 • Art Units: 1643 1649 1675

This examiner grants 58% of resolved cases

Analysis

Selam Berhane serves as an examiner in Tech Center 1600, working within Art Unit 1643. The examiner has a record of 89 resolved cases, providing a dataset for analysis. The allowance rate is 58.4 percent, indicating the frequency with which applications reach a grant. This 58.4 percent rate serves as the primary baseline for assessing prosecution risk on this docket. The 89 resolved cases establish the current statistical record for this examiner.

The interview lift is 56.7 percent, which is a high value compared to the baseline. This 56.7 percent lift suggests that conducting an interview is an effective strategy for improving the chances of an allowance. When compared to the 58.4 percent allowance rate, the benefit of direct engagement is clear. The median days to allowance is 1311, representing the typical timeframe for applications that successfully navigate the process. This 1311 median days to allowance helps set expectations for the overall timeline.

The data in Art Unit 1643 shows that the interview lift is 56.7 percent, highlighting the importance of oral advocacy. The 1311 median days to allowance provides a benchmark for pendency in Tech Center 1600. The 58.4 percent allowance rate remains a key metric for evaluating the likelihood of a grant. These figures provide a data-driven basis for a proactive prosecution strategy before this examiner and managing client expectations.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

58.4%
Allow Rate
-1.6% vs TC avg
146
Total Applications
+56.7%
Interview Lift
1311
Avg Prosecution Days
Based on 89 resolved cases, 2023–2026

Rejection Statute Breakdown

2.6%
§101 Eligibility
14.5%
§102 Novelty
27.4%
§103 Obviousness
43.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18258758 AMYLOID-SPECIFIC ANTIBODIES AND USES THEREOF Final Rejection THE REGENTS OF THE UNIVERSITY OF MICHIGAN
17635111 CHIMERIC ANTIGEN RECEPTORS FOR TREATING MYELOID MALIGNANCIES Final Rejection Regents of the University of Minnesota
18173680 Compositions and Methods for Killing PD-1 Positive Cells Final Rejection University of Utah Research Foundation
18499540 ANTICANCER THERAPIES USING ANTI-CCR8 ANTIBODY, CHEMO AND IMMUNOTHERAPY COMBINATIONS Non-Final OA Gilead Sciences, Inc.
17771353 CRIZANLIZUMAB CONTAINING ANTIBODY FORMULATIONS Final Rejection NOVARTIS AG
18566564 METHODS AND COMPOSITIONS FOR LOCALIZATION OF GROWTH FACTORS Non-Final OA The United States Government as represented by the Department of Veterans Affairs
17778375 BISPECIFIC ANTIBODIES AGAINST CHI3L1 AND CTLA4 WITH ENHANCED CYTOTOXIC EFFECTS ON TUMOR CELLS Non-Final OA Brown University
17616941 TUMOR-ASSOCIATED ANTIGEN-SPECIFIC T CELL RESPONSES Final Rejection Oregon Health & Science University
17259800 METHODS OF USING PHARMACOLOGIC INHIBITORS OF TYPE 2 CYTOKINE SIGNALING TO TREAT OR PREVENT PANCREATIC CANCER Non-Final OA Memorial Sloan Kettering Cancer Center
17843812 ANTI-TGF-BETA ANTIBODY FORMULATIONS AND THEIR USE Final Rejection Genzyme Corporation
18281161 NOVEL DARPIN BASED CD123 ENGAGERS Non-Final OA MOLECULAR PARTNERS AG
18028200 HUMANIZED ANTI-CD22 RECOMBINANT IMMUNOTOXIN AND APPLICATION THEREOF Final Rejection KUNMING SINOWAY NATURAL PHARMACEUTICALS CO., LTD.

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