Prosecution Insights
Last updated: October 26, 2026

Stefanie J Cohen, USPTO Patent Examiner

Listed by the USPTO as COHEN, STEFANIE J

Tech Center 1700 • Art Units: 1715 1732 1784 1792 1793

This examiner grants 76% of resolved cases

Analysis

COHEN, STEFANIE J is a USPTO patent examiner in tech center 1700 and art unit 1715. The profile reports 986 resolved cases, a 75.5% allowance rate, a 2.5% interview lift, and a median of 1029 days to allowance. The high case volume and allowance rate provide substantial historical context, while the modest interview figure suggests that interviews have limited measured association here.

The listed companies are Canon Inc., 3M Innovative Properties Company, and Robert Bosch GmbH. The listed firms are AMSTER, ROTHSTEIN & EBENSTEIN LLP, Bayramoglu Law Offices LLC, and Bookoff McAndrews, PLLC. These organizations identify representative imaging, materials, and industrial prosecution experience.

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

Performance Statistics

75.5%
Allow Rate
+10.5% vs TC avg
1,014
Total Applications
+2.5%
Interview Lift
1029
Avg Prosecution Days
Based on 986 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
11.1%
§102 Novelty
59.2%
§103 Obviousness
20.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18609258 SOLID SOLUTION PIGMENT, AQUEOUS PIGMENT DISPERSION LIQUID, AND AQUEOUS INK Non-Final OA CANON KABUSHIKI KAISHA
18554013 MULTIDISPERSANT METAL OXIDE NANOPARTICLE DISPERSION COMPOSITIONS Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18683012 SILANOL-BASED COMPOSITE COMPOSITION Non-Final OA Robert Bosch GmbH
18236813 METHOD FOR MANUFACTURING COFFEE ACTIVATED CARBON USING COFFEE WASTE, COFFEE ACTIVATED CARBON MANUFACTURED BY THE SAME, AND DOPE-DYED YARN INCLUDING COFFEE ACTIVATED CARBON Final Rejection KIA CORPORATION
18695626 PHOTOLUMINESCENT COATING MATERIAL COMPOSITION AND MULTILAYER COATING FILM FORMING METHOD Non-Final OA KANSAI PAINT CO., LTD.
18566693 HIGH SOLIDS CELLULOSE ETHER AND SUPERPLASTICIZER DISPERSION Non-Final OA Dow Global Technologies LLC
18281906 METHOD FOR PREPARING CATALYST FOR PRODUCING CARBON NANOTUBES Final Rejection LG CHEM, LTD.

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Frequently Asked Questions

What is examiner Stefanie J Cohen's allowance rate?

75.5% of resolved applications examined by Stefanie J Cohen were allowed (986 resolved cases), compared with 51.6% across Art Unit 1715 over the last five years.

Does an interview help with examiner Stefanie J Cohen?

This examiner's interview lift is +2.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Stefanie J Cohen take to allow a patent?

Applications allowed by Stefanie J Cohen took 1,029 days on average from filing to allowance.

Which art unit does examiner Stefanie J Cohen work in?

Stefanie J Cohen examines applications in Art Unit 1715 in Tech Center 1700 (Chemistry & Materials).

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