Prosecution Insights
Last updated: October 01, 2026

Examiner: RHOADES, DEREK JAMES

Tech Center 2800 • Art Units: 1637 1692 1734 1797 2813

This examiner grants 71% of resolved cases

Analysis

Derek James Rhoades is an examiner in Tech Center 2800, specifically Art Unit 1637, with 78 resolved cases. His allowance rate of 71.8% indicates a generally receptive approach to the applications he reviews. This rate suggests that a majority of the cases he resolves result in a grant, providing a positive outlook for applicants during the initial stages of prosecution in his docket.

The median days to allowance is 1310, which points toward a longer prosecution timeline compared to many other examiners. The data also shows an interview lift of 15.3%. This metric indicates that the probability of allowance increases significantly when an interview is conducted, providing a path to improve upon the 71.8% baseline rate and potentially resolve issues more efficiently through direct dialogue.

With 78 resolved cases, the 15.3% interview lift is a noteworthy factor for practitioners to consider. The 1310-day median duration suggests that patience may be required, but the high allowance rate is a positive sign. Applicants should view the interview process as a tool for navigating Art Unit 1637 and securing a grant from this examiner within Tech Center 2800.

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

Performance Statistics

71.3%
Allow Rate
+3.3% vs TC avg
90
Total Applications
+17.2%
Interview Lift
1302
Avg Prosecution Days
Based on 80 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
13.9%
§102 Novelty
42.5%
§103 Obviousness
24.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18518234 Diazobutanone Linker - Assisted High-Throughput Quantitative Analysis for Phosphate and Sulfate Containing Lipids Non-Final OA Wisconsin Alumni Research Foundation
18571761 PROCESS FOR THE SYNTHESIS OF PROPARGYLIC ALCOHOL BY REACTING FORMALDEHYDE WITH ACETYLENE IN THE PRESENCE OF A HOMOGENEOUS COPPER CATALYST Non-Final OA BASF SE
18264068 SUBSTITUTED (2-HETEROARYLOXYPHENYL)SULFONATES, SALTS THEREOF AND THEIR USE AS HERBICIDAL AGENTS Non-Final OA Bayer Aktiengesellschaft
18288228 FILM-FORMING MATERIAL, FILM-FORMING COMPOSITION, FILM-FORMING METHOD USING FILM-FORMING MATERIAL AND FILM-FORMING COMPOSITION, AND SEMICONDUCTOR DEVICE FABRICATED USING FILM-FORMING METHOD Non-Final OA SOULBRAIN CO., LTD.
18701465 FACILE DIRECT AMINATION AND ALKYLAMINATION OF CARBON NANOTUBES Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
18180213 Platinum complexes having benzyl-based diphosphine ligands for the catalysis of the alkoxycarbonylation of ethylenically unsaturated compounds Final Rejection EVONIK OPERATIONS GMBH
18571911 PROCESS AND PLANT FOR PRODUCING METHANE OR METHANOL FROM A SOLID RENEWABLE FEEDSTOCK Non-Final OA Topsoe A/S
18695646 GRADE-DEPENDENT DEPOLYMERIZATION PROCESS AND ITS USE FOR RECYCLING PLASTICS Non-Final OA ARKEMA FRANCE
18576016 GAS-LIQUID REACTION METHOD Non-Final OA Cataler Corporation
18043960 FORMATE PRODUCTION METHOD, FORMIC ACID PRODUCTION METHOD, CATALYST FOR PRODUCING FORMATE, AND RUTHENIUM COMPLEX Non-Final OA NITTO DENKO CORPORATION
18573448 CONTINUOUS FLOW PROCESS FOR PRODUCTION OF CATIONIC LIPIDS Non-Final OA Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V.

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