Prosecution Insights
Last updated: October 26, 2026

Timothy R Rozof, USPTO Patent Examiner

Listed by the USPTO as ROZOF, TIMOTHY R

Tech Center 1600 • Art Units: 1625

This examiner grants 73% of resolved cases

Performance Statistics

72.7%
Allow Rate
+12.7% vs TC avg
1,021
Total Applications
+23.3%
Interview Lift
738
Avg Prosecution Days
Based on 974 resolved cases, 2023–2026

Rejection Statute Breakdown

2.5%
§101 Eligibility
32.9%
§102 Novelty
21.4%
§103 Obviousness
25.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18885092 COMPOUND AND LIPID COMPOSITION Non-Final OA FUJIFILM Corporation
18815847 COMPOSITION FOR LIVING BODY Non-Final OA FUJIFILM Corporation
18837494 INSECT, ACARINA AND NEMATODE PEST CONTROL Non-Final OA SYNGENTA CROP PROTECTION AG
18886532 ANTIVIRAL PRODRUGS, PHARMACEUTICAL FORMULATIONS, AND METHODS Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18849005 THERAPEUTIC AGENT FOR RESPIRATORY DISEASE Non-Final OA KOWA COMPANY, LTD.

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Frequently Asked Questions

What is examiner Timothy R Rozof's allowance rate?

72.7% of resolved applications examined by Timothy R Rozof were allowed (974 resolved cases), compared with 51.6% across Art Unit 1625 over the last five years.

Does an interview help with examiner Timothy R Rozof?

This examiner's interview lift is +23.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Timothy R Rozof take to allow a patent?

Applications allowed by Timothy R Rozof took 738 days on average from filing to allowance.

Which art unit does examiner Timothy R Rozof work in?

Timothy R Rozof examines applications in Art Unit 1625 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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