Prosecution Insights
Last updated: October 27, 2026

Anthony J Zimmer, USPTO Patent Examiner

Listed by the USPTO as ZIMMER, ANTHONY J

Tech Center 1700 • Art Units: 1736 1738 1793 1794

This examiner grants 75% of resolved cases

Analysis

ZIMMER, ANTHONY J works in Tech Center 1700 and Art Unit 1736. The profile reports 862 resolved cases and an allowance rate of 74.6%. The median time to allowance is 1025 days, providing applicants with a substantial timing reference for prosecution and related filing decisions.

The interview lift is 20.5%, indicating a meaningful association with allowance outcomes. Practitioners may use interviews to clarify technical issues, then reflect the agreed distinctions in amendments and written arguments. The represented companies include Ucl Business Ltd., Saudi Arabian Oil Company, and Contemporary Amperex Technology Co., Limited. The listed firms are BANNER & WITCOFF, LTD., Bookoff McAndrews, PLLC, and BROADVIEW IP LAW, PC.

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

Performance Statistics

74.6%
Allow Rate
+9.6% vs TC avg
872
Total Applications
+20.5%
Interview Lift
1025
Avg Prosecution Days
Based on 862 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
19.2%
§102 Novelty
39.6%
§103 Obviousness
30.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18480440 HIGH ENTROPY ALLOY CATALYST FOR PRODUCTION OF HYDROGEN FROM AMMONIA Non-Final OA SAUDI ARABIAN OIL COMPANY
18472245 POSITIVE ACTIVE MATERIAL FOR USE IN SODIUM-ION BATTERY, METHOD FOR PREPARING SAME, POSITIVE ELECTRODE PLATE CONTAINING SAME, SODIUM-ION BATTERY, AND ELECTRICAL DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
18287492 PROCESS FOR PREPARING CHLORINE Non-Final OA BASF SE

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Frequently Asked Questions

What is examiner Anthony J Zimmer's allowance rate?

74.6% of resolved applications examined by Anthony J Zimmer were allowed (862 resolved cases), compared with 62.6% across Art Unit 1736 over the last five years.

Does an interview help with examiner Anthony J Zimmer?

This examiner's interview lift is +20.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Anthony J Zimmer take to allow a patent?

Applications allowed by Anthony J Zimmer took 1,025 days on average from filing to allowance.

Which art unit does examiner Anthony J Zimmer work in?

Anthony J Zimmer examines applications in Art Unit 1736 in Tech Center 1700 (Chemistry & Materials).

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