Prosecution Insights
Last updated: October 02, 2026

Examiner: HOERNER, PAUL ELLSWORTH

Tech Center 3700 • Art Units: 1611 3774

This examiner grants 50% of resolved cases

Analysis

Paul Ellsworth Hoerner is an examiner in Tech Center 1600 and Art Unit 1611. He has 82 resolved cases. His allowance rate is 50.0 percent. This 50.0 percent rate indicates that half of the applications he reviews reach allowance. The 82 resolved cases provide a baseline for evaluating prosecution success with this examiner.

The interview lift is 62.1 percent. This 62.1 percent increase in allowance probability is exceptionally high, suggesting that interviews are a critical tool for applicants. For those facing the 50.0 percent allowance rate, an interview provides a substantial 62.1 percent lift. This strategy can be a decisive factor in the 82 cases he has handled.

The median time to allowance is 1343 days. This 1343 days pendency is a duration that practitioners should consider when filing. The combination of the 50.0 percent allowance rate and the 1343 days timeline defines the prosecution environment. Utilizing the 62.1 percent interview lift is a primary method for improving outcomes.

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

Performance Statistics

50.0%
Allow Rate
-20.0% vs TC avg
119
Total Applications
+62.1%
Interview Lift
1343
Avg Prosecution Days
Based on 82 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
11.0%
§102 Novelty
50.2%
§103 Obviousness
20.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17286151 MAGNETICALLY RESPONSIVE COMPOSITE MICROPARTICLES FOR TRIGGERED DELIVERY OF BIOLOGICALLY ACTIVE AGENTS Non-Final OA UNIVERSITY OF FLORIDA RESEARCH FOUNDATION
17600843 LIPID NANOPARTICLES AS ORAL VEHICLES OF IMMUNOTHERAPY Final Rejection The Johns Hopkins University
18847255 PEROXIDE HYDROGEL COMPOSITIONS AND THEIR USE FOR FIBER BLEACHING Non-Final OA HENKEL AG & CO. KGAA
18827288 SPHERICAL AGGLOMERATION OF PROTEINS Non-Final OA Purdue Research Foundation
18723132 IRON OXIDE NANOPARTICLE-MEDIATED RADIATION DELIVERY FOR TARGETED CANCER TREATMENT Non-Final OA University of Washington
18257983 COSMETIC COMPOSITION COMPRISING A COMBINATION OF TWO PARTICULAR COUPLERS AND A NONIONIC SURFACTANT OF ALKYLPOLYGLYCOSIDE TYPE Final Rejection L'OREAL
17311260 TOPICAL COMPOSITION COMPRISING VIABLE MICROORGANISMS Final Rejection L'Oreal S.A.
18715218 Personal Care Compositions Non-Final OA Colgate-Palmolive Company
18987772 WEED CONTROL METHOD Non-Final OA SUMITOMO CHEMICAL COMPANY, LIMITED
18255000 PESTICIDAL COMPOSITION Final Rejection SUMITOMO CHEMICAL COMPANY, LIMITED
17774875 BIOMATERIALS FOR BONE TISSUE ENGINEERING Non-Final OA University of Ottawa
18719164 METHODS FOR DESIGNING AND PERFORMING A VAPOR PHASE HYDROGEN PEROXIDE DECONTAMINATION CYCLE Final Rejection Amgen Inc.
17434299 MICROWAVE ASSISTED EXTRACTION OF ESSENTIAL OILS FROM PLANT BIOMASS Non-Final OA FIRMENICH SA
18718046 COMPOSITION FOR SMOOTHING THE SKIN AND/OR THE LIPS Non-Final OA L V M H RECHERCHE
18039272 STABLE SEMI-SOLID CHEWABLE GEL COMPOSITIONS AND METHODS OF MAKING AND USING THEREOF Non-Final OA Seattle Gummy Company

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