Prosecution Insights
Last updated: October 26, 2026

Joseph Fischer, USPTO Patent Examiner

Listed by the USPTO as FISCHER, JOSEPH

Tech Center 1600 • Art Units: 1654 1658 1676

This examiner grants 43% of resolved cases

Analysis

FISCHER, JOSEPH works in Tech Center 1600 and Art Unit 1654. Across 343 resolved cases, the allowance rate is 43.4%, and the median time to allowance is 1228 days. The data describes a more selective allowance environment, with successful resolution commonly taking more than three years.

Interviews are associated with a 45.6% lift in allowance outcomes. That is a prominent feature of the record and supports giving examiner interviews a central place in prosecution planning where the application is suitable. The listed applicants are The University of North Carolina at Chapel Hill, The Regents of the University of California, and the University of Southern California. Listed firms include BIRCH STEWART KOLASCH & BIRCH, ALSTON & BIRD, and Brooks Kushman.

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

Performance Statistics

43.4%
Allow Rate
-16.6% vs TC avg
387
Total Applications
+45.6%
Interview Lift
1228
Avg Prosecution Days
Based on 343 resolved cases, 2023–2026

Rejection Statute Breakdown

5.3%
§101 Eligibility
11.8%
§102 Novelty
34.2%
§103 Obviousness
33.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17759757 NANOMATERIALS FOR TARGETED TREATMENT AND IMAGING OF ANEURYSMAL MICROENVIRONMENT Non-Final OA The University of North Carolina at Chapel Hill
18043882 IMPROVED HIGHLY POTENT SPECIFIC HUMAN KUNITZ INHIBITOR OF FIBRINOLYTIC ENZYME PLASMIN Non-Final OA The Regents of the University of California
18254546 PHARMACEUTICAL COMPOSITION, FOR PREVENTING OR TREATING FIBROTIC DISEASES, COMPRISING PROGRANULIN PROTEIN OR ACTIVE FRAGMENTS THEREOF AS ACTIVE INGREDIENT Non-Final OA UNIVERSITY OF ULSAN FOUNDATION FOR INDUSTRY COOPERATION

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Frequently Asked Questions

What is examiner Joseph Fischer's allowance rate?

43.4% of resolved applications examined by Joseph Fischer were allowed (343 resolved cases), compared with 48.5% across Art Unit 1654 over the last five years.

Does an interview help with examiner Joseph Fischer?

This examiner's interview lift is +45.6 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 Fischer take to allow a patent?

Applications allowed by Joseph Fischer took 1,228 days on average from filing to allowance.

Which art unit does examiner Joseph Fischer work in?

Joseph Fischer examines applications in Art Unit 1654 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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