Prosecution Insights
Last updated: October 02, 2026

Examiner: BLUMEL, BENJAMIN P

Tech Center 1600 • Art Units: 1600 1648 1671

This examiner grants 71% of resolved cases

Analysis

Benjamin P. Blumel is an examiner in Tech Center 1600, specifically assigned to Art Unit 1600. He has a high volume of 1040 resolved cases, making his performance metrics very stable and reliable. His extensive record suggests a high level of experience in the examination process. The 1040 resolved cases provide a substantial dataset for practitioners to analyze.

The examiner has an allowance rate of 70.8 percent. This is a favorable rate for applicants, with nearly three-quarters of cases resulting in a grant. The median days to allowance is 1154, which is a standard timeline for Tech Center 1600. The 70.8 percent allowance rate indicates that the examiner is generally receptive to well-supported claims. Practitioners can use the 1154 median days to allowance to forecast the duration of the prosecution cycle.

The interview lift is 30.5 percent. This is a significant lift, showing that interviews are an effective way to advance prosecution compared to the baseline allowance rate of 70.8 percent. When an interview is conducted, the chances of securing an allowance increase substantially. Practitioners should take advantage of this by scheduling interviews to resolve outstanding issues, as the 30.5 percent lift suggests the examiner is responsive to this form of engagement. This strategy can help maintain the efficiency of the prosecution and capitalize on the 70.8 percent allowance rate.

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

Performance Statistics

70.8%
Allow Rate
+10.8% vs TC avg
1,086
Total Applications
+30.5%
Interview Lift
1154
Avg Prosecution Days
Based on 1040 resolved cases, 2023–2026

Rejection Statute Breakdown

5.8%
§101 Eligibility
14.8%
§102 Novelty
32.3%
§103 Obviousness
29.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18016497 VIRAL DETECTION SYSTEMS AND USES THEREOF Non-Final OA TRUSTEES OF BOSTON UNIVERSITY
18850029 HYDROGEL FORMULATIONS FOR VLP THERAPEUTICS Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18166743 MANNOSE CONJUGATED CHITOSAN-BASED INFLUENZA NANOVACCINE FORMULATIONS AND USES THEREOF Non-Final OA Ohio State Innovation Foundation
18282991 FLUOROGENIC SENSORS FOR DETECTING ANTIGENS Non-Final OA President and Fellows of Harvard College
18037454 METHODS FOR DETECTING VIRAL RNA USING ATP-RELEASING NUCLEOTIDES Final Rejection The Board of Trustees of the Leland Stanford Junior University
17773519 GOLD NANOPARTICLES/NANOSHELLS IMMUNE CONJUGATES FOR ENHANCED IMMUNOTHERAPY AND PHOTOTHERMAL THERAPY FOR HEMATOLOGIC MALIGNANCIES Final Rejection Northwestern University
17965148 Assay to Differentiate Natural CMV Infection from CMV Vaccines that Lack UL144 Final Rejection The Medical College of Wisconsin, Inc.
18643793 MOLECULAR VACCINES FOR INFECTIOUS DISEASE Final Rejection Agilent Technologies, Inc.
18076315 OMICRON SARS-COV-2 ASSAY Final Rejection Board of Regents, The University of Texas System
18749120 ADENOVIRAL VECTOR SYSTEM FOR GENE DELIVERY Non-Final OA Purdue Research Foundation
18557879 ARTIFICIAL ADJUVANT VECTOR CELL CAPABLE OF INDUCING IMMUNE RESPONSE TO CORONAVIRUS, PHARMACEUTICAL COMPOSITION CONTAINING SAID CELL, AND USE APPLICATIONS OF SAID CELL AND SAID PHARMACEUTICAL COMPOSITION Non-Final OA RIKEN
18660408 VIRUS PURIFICATION METHOD Non-Final OA AGC INC.
17760180 POLYPEPTIDES AND THEIR USE Final Rejection University of Washington
17916323 INFLUENZA VACCINES Final Rejection Cambridge Enterprise Limited
18463099 IMMUNOGENIC COMBINATION COMPOSITIONS AND USES THEREOF Final Rejection GLAXOSMITHKLINE BIOLOGICALS SA
18751109 EFFICIENT VACCINE Non-Final OA VLP Therapeutics Japan, Inc.
18067358 EFFICIENT VACCINE Non-Final OA VLP Therapeutics Japan, INC.
18739986 AAV Vectors Final Rejection Vigeneron GmbH
18582939 OPTIMIZED VECTOR FOR DELIVERY IN MICROBIAL POPULATIONS Non-Final OA Institut Pasteur
18164313 Peptides and Combinations of Peptides for Use in Immunotherapy Against an Infection by Sars-COV-2 (COVID-19) Non-Final OA Eberhard Karls Universität Tübingen Medizinische Fakultät
17638750 PHARMACEUTICAL COMPOSITION FOR TREATING CANCER, COMPRISING VACCINIA VIRUS AND GRANULOPOIESIS INHIBITOR AS ACTIVE INGREDIENTS Non-Final OA Bionoxx Inc.

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