Prosecution Insights
Last updated: October 27, 2026

Benjamin M Kurtz, USPTO Patent Examiner

Listed by the USPTO as KURTZ, BENJAMIN M

Tech Center 1700 • Art Units: 1772 1774 1778 1779 1797

This examiner grants 57% of resolved cases

Analysis

KURTZ, BENJAMIN M is assigned to tech center 1700 and art unit 1772. The record includes 1135 resolved cases, an allowance rate of 56.7%, and a median of 1150 days to allowance. The interview lift is 17.7%, showing a positive association between interviews and allowance outcomes in the reported cases.

The listed companies are Caterpillar Inc., Research Products Corporation, and Kx Technologies LLC. The listed firms include DeLio Peterson & Curcio LLC, BIRCH STEWART KOLASCH & BIRCH, LLP, and FOLEY & LARDNER LLP. The substantial resolved-case record supports using prosecution history and interview practice as planning inputs.

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

Performance Statistics

56.7%
Allow Rate
-8.3% vs TC avg
1,190
Total Applications
+17.7%
Interview Lift
1150
Avg Prosecution Days
Based on 1135 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
20.6%
§102 Novelty
46.9%
§103 Obviousness
27.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18454131 REGENERATION AND MULTIPLE USE OF DEPTH FILTERS Non-Final OA Hoffmann-La Roche Inc.
18813139 DEVICE FOR PROVIDING AND TREATING A LIQUID, FILTER BAG, METHOD FOR PRODUCING A FILTER BAG AND USE Non-Final OA Hilti Aktiengesellschaft
18693578 COMPOSITE SEMIPERMEABLE MEMBRANE Non-Final OA TORAY INDUSTRIES, INC.
18234970 FILTER ASSEMBLY AND FILTER COMPONENT HAVING DETENT CLIPS AND POSTS FOR CLICK-LOCK ENGAGEMENT Non-Final OA Caterpillar Inc.
18217070 FILTER, FILTER COMPONENT, AND FILTER CONNECTOR SYSTEM HAVING INTERLOCKING TABS AND RETENTION ELEMENTS Final Rejection Caterpillar Inc.
18440027 MICROBUBBLE-ENHANCED COLD PLASMA WATER ACTIVATION Final Rejection The Governors of the University of Alberta
18604676 WATER REFINING APPARATUS AND METHOD OF MANUFACTURING WAFER Non-Final OA DISCO CORPORATION
18286244 METHOD AND APPARATUS FOR FLASH LAMP TREATMENT OF LIQUID STREAMS Non-Final OA KING ABDULLAH UNIVERSITY OF SCIENCE AND TECHNOLOGY
18839248 STABILISED ZINC OXIDE MATERIALS Non-Final OA Johnson Matthey Davy Technologies Limited
18283637 ANION EXCHANGE MEMBRANE AND METHOD FOR PRODUCING THE SAME Final Rejection ASTOM Corporation

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Frequently Asked Questions

What is examiner Benjamin M Kurtz's allowance rate?

56.7% of resolved applications examined by Benjamin M Kurtz were allowed (1,135 resolved cases), compared with 59.5% across Art Unit 1772 over the last five years.

Does an interview help with examiner Benjamin M Kurtz?

This examiner's interview lift is +17.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Benjamin M Kurtz take to allow a patent?

Applications allowed by Benjamin M Kurtz took 1,150 days on average from filing to allowance.

Which art unit does examiner Benjamin M Kurtz work in?

Benjamin M Kurtz examines applications in Art Unit 1772 in Tech Center 1700 (Chemistry & Materials).

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