Prosecution Insights
Last updated: October 26, 2026

Marc S Zimmer, USPTO Patent Examiner

Listed by the USPTO as ZIMMER, MARC S

Tech Center 1700 • Art Units: 1612 1734 1761 1765 1767 1781 1796

This examiner grants 79% of resolved cases

Analysis

ZIMMER, MARC S is assigned to Tech Center 1700 and Art Unit 1612. The record includes 1579 resolved cases and an allowance rate of 79.4%. The median time to allowance is 888 days, giving applicants a useful reference for prosecution scheduling and portfolio management.

The interview lift is 16.1%, showing a moderate association with allowance outcomes. An interview may help resolve technical or claim-scope questions, but practitioners should preserve the resulting position through focused written submissions. The represented companies are Shin-Etsu Chemical Co., Ltd., DuPont de Nemours Inc., and DuPont Toray Specialty Materials K.K. The listed firms are BIRCH STEWART KOLASCH & BIRCH, LLP, OLIFF PLC, and Warner Norcross + Judd LLP - IP Group.

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

Performance Statistics

79.4%
Allow Rate
+14.4% vs TC avg
1,634
Total Applications
+16.1%
Interview Lift
888
Avg Prosecution Days
Based on 1579 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
25.7%
§102 Novelty
40.0%
§103 Obviousness
24.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18713905 NEW ALIPHATIC POLYAMINES FOR USE AS CURING AGENT FOR EPOXY RESINS Non-Final OA BASF SE
18252337 ADHESIVE FILM, OPTICAL MEMBER COMPRISING SAME, AND OPTICAL DISPLAY DEVICE COMPRISING SAME Non-Final OA SAMSUNG SDI CO., LTD.
18702880 POLYORGANOSILOXANE AND METHOD FOR PRODUCING THE SAME Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
18691175 SILOXANE-MODIFIED POLYURETHANE COMPOSITION Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
18293238 PLATINUM-PHOSPHITE ESTER COMPLEX-CONTAINING HYDROSILYLATION CATALYST, METHOD FOR PREPARING SAME, METHOD FOR INHIBITING CRYSTALLIZATION OF PLATINUM-PHOSPHITE ESTER COMPLEX-CONTAINING HYDROSILYLATION CATALYST, AND CURABLE ORGANOPOLYSILOXANE COMPOSITION AND ARTICLE Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
17768673 ADDITIVE FOR WATER-BASED PAINT, WATER-BASED PAINT COMPOSITION, AND COATING LAYER Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
17768647 PAINT ADDITIVE, PAINT COMPOSITION, AND COATING LAYER Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
18572967 ORGANOPOLYSILOXANE AND PRODUCTION METHOD THEREOF Non-Final OA Shin-Etsu Chemical Co., Ltd.
18276477 ORGANOPOLYSILOXANE AND COSMETIC CONTAINING SAME Final Rejection SHIN-ETSU CHEMICAL CO., LTD.
18563768 ENVIRONMENTALLY FRIENDLY COMPOSITION FOR TREATING MINERAL SUBSTRATES Final Rejection Evonik Operations GmbH
18291765 METHOD FOR PROMOTING HYDROSILYLATION REACTION TO PREPARE ESTER-FUNCTIONAL SILOXANE OLIGOMERS Non-Final OA Dow Global Technologies LLC
18271223 THERMOPLASTIC POLYESTER ELASTOMER COMPOSITION, METHOD OF PREPARING THE SAME, AND MOLDED ARTICLE INCLUDING THE SAME Non-Final OA LG CHEM, LTD.
18661866 RESIN COMPOSITION AND ARTICLE MANUFACTURED USING THE SAME Non-Final OA Elite Material Co., Ltd.

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Frequently Asked Questions

What is examiner Marc S Zimmer's allowance rate?

79.4% of resolved applications examined by Marc S Zimmer were allowed (1,579 resolved cases), compared with 40.7% across Art Unit 1612 over the last five years.

Does an interview help with examiner Marc S Zimmer?

This examiner's interview lift is +16.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Marc S Zimmer take to allow a patent?

Applications allowed by Marc S Zimmer took 888 days on average from filing to allowance.

Which art unit does examiner Marc S Zimmer work in?

Marc S Zimmer examines applications in Art Unit 1612 in Tech Center 1700 (Chemistry & Materials).

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