Prosecution Insights
Last updated: October 26, 2026

Joseph W Iskra, USPTO Patent Examiner

Listed by the USPTO as ISKRA, JOSEPH W

Tech Center 3700 • Art Units: 1792 3742 3761 3781

This examiner grants 71% of resolved cases

Analysis

ISKRA, JOSEPH W is a USPTO patent examiner in Tech Center 3700 and Art Unit 1792. The profile covers 742 resolved cases, a 71.3% allowance rate, and a median of 1162 days to allowance. Interview lift is 27.1%, indicating a meaningful positive association with allowance outcomes.

The leading companies are JFE Steel Corporation, LG Electronics Inc., and Samsung Electronics Co., Ltd. The listed firms are BIRCH STEWART KOLASCH & BIRCH, LLP, Buchanan Ingersoll & Rooney PC, and CANTOR COLBURN LLP. The data supports deliberate interview preparation, combined with timing expectations that account for more than a brief prosecution period.

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

Performance Statistics

71.3%
Allow Rate
+1.3% vs TC avg
801
Total Applications
+27.1%
Interview Lift
1162
Avg Prosecution Days
Based on 742 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
7.9%
§102 Novelty
59.7%
§103 Obviousness
30.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18525614 DEVICE FOR MEASURING TEMPERATURE Non-Final OA LG ELECTRONICS INC.
18381499 ELECTRONIC APPARATUS CONTROLLING HEATING TEMPERATURE BASED ON CHANGE OF TEMPERATURE OF SUBJECT FOR COOKING AND CONTROLLING METHOD THEREOF Final Rejection Samsung Electronics Co., Ltd.
18163327 APPARATUS FOR MANUFACTURING DISPLAY DEVICE AND METHOD OF MANUFACTURING DISPLAY DEVICE Non-Final OA SAMSUNG DISPLAY CO., LTD.
18158457 LASER WELDING METHOD AND LASER WELDING DEVICE Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18569213 DRY DEVELOPMENT APPARATUS AND METHODS FOR VOLATILIZATION OF DRY DEVELOPMENT BYPRODUCTS IN WAFERS Non-Final OA Lam Research Corporation
17757335 THERMALLY UNCONDITIONED BEVERAGE PREPARATION MACHINE Final Rejection SOCIETE DES PRODUITS NESTLE S.A.
18265503 SUBMERGED ARC WELDING WIRE AND METHOD FOR PRODUCING WELD JOINT USING THE SAME Final Rejection JFE Steel Corporation
17762486 RESISTANCE SPOT WELDING METHOD AND METHOD FOR PRODUCING RESISTANCE SPOT WELD JOINT Non-Final OA JFE Steel Corporation
17159600 METHOD AND DEVICE FOR EXECUTING AN E-VAPING DEVICE OPERATING SYSTEM, E-VAPING PROGRAMMING LANGUAGE, AND E-VAPING APPLICATION PROGRAMMING INTERFACE Final Rejection Altria Client Services LLC
18155838 LASER CUTTING METHOD FOR METAL FOIL Non-Final OA FURUKAWA ELECTRIC CO., LTD.
18293635 TRANSVERSE FLUX INDUCTION HEATING DEVICE Non-Final OA NIPPON STEEL CORPORATION
18719803 COFFEE BEAN ANALYSIS SYSTEM AND COFFEE MACHINE WITH COFFEE BEAN ANALYSIS Final Rejection VERSUNI HOLDING B.V.
18201090 FASTENER WELDING APPARATUS Non-Final OA JR Automation Technologies, LLC

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Frequently Asked Questions

What is examiner Joseph W Iskra's allowance rate?

71.3% of resolved applications examined by Joseph W Iskra were allowed (742 resolved cases), compared with 22.9% across Art Unit 1792 over the last five years.

Does an interview help with examiner Joseph W Iskra?

This examiner's interview lift is +27.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Joseph W Iskra take to allow a patent?

Applications allowed by Joseph W Iskra took 1,162 days on average from filing to allowance.

Which art unit does examiner Joseph W Iskra work in?

Joseph W Iskra examines applications in Art Unit 1792 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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