Prosecution Insights
Last updated: October 27, 2026

Ana Z Muresan, USPTO Patent Examiner

Listed by the USPTO as MURESAN, ANA Z

Tech Center 1700 • Art Units: 1621 1622 1626 1671 1672 1692 1732 1766

This examiner grants 75% of resolved cases

Analysis

MURESAN, ANA Z is assigned to Tech Center 1700 and art unit 1621. The data covers 733 resolved cases, with a 75.0% allowance rate and a median of 847 days to allowance. The reported interview lift is 31.2%, making interview practice a prominent feature of this prosecution profile.

Rohm And Haas Company, BASF SE, and AGC Inc. appear among the leading companies. The listed firms are AMPACC Law Group, PLLC, BIRCH STEWART KOLASCH & BIRCH, LLP, and Birchwood IP- CHK001. Applicants may place particular emphasis on interview preparation and focused claim development in matters assigned to this docket.

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

Performance Statistics

75.0%
Allow Rate
+10.0% vs TC avg
766
Total Applications
+31.2%
Interview Lift
847
Avg Prosecution Days
Based on 733 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
17.1%
§102 Novelty
40.9%
§103 Obviousness
28.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18010218 BIODEGRADABLE UV ABSORBERS Non-Final OA BASF SE
18212841 METHOD FOR PRODUCING FLUOROVINYL ETHER COMPOUND Final Rejection AGC INC.
18254068 IMMUNOGENIC NANOVESICLES FOR CANCER IMMUNOTHERAPY Non-Final OA Arizona Board of Regents on Behalf of the University of Arizona
18324271 CHELATING COMPOSITION AND METHOD OF FORMING Final Rejection NOURYON CHEMICALS INTERNATIONAL B.V.
18570345 Ligand Compound, Organochromium Compound and Catalyst Composition Comprising the Same Non-Final OA LG Chem, Ltd.
18695395 PROCESS FOR METHYL METHACRYLATE PRODUCTION Non-Final OA Rohm and Haas Company
18695047 PROCESS FOR AN OXIDATIVE ESTERIFICATION REACTOR Non-Final OA Rohm and Haas Company
18686889 Synthesis of muconic acid (ester) from aldaric acid (ester) Non-Final OA Teknologian tutkimuskeskus VTT Oy
18546239 PROCESS FOR PREPARING A THIOETHER Non-Final OA Firmenich SA
18469170 PROCESS AND SYSTEMS FOR OBTAINING 1,3-BUTANEDIOL FROM FERMENTATION BROTHS Non-Final OA Genomatica, Inc.

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Frequently Asked Questions

What is examiner Ana Z Muresan's allowance rate?

75.0% of resolved applications examined by Ana Z Muresan were allowed (733 resolved cases), compared with 46.0% across Art Unit 1621 over the last five years.

Does an interview help with examiner Ana Z Muresan?

This examiner's interview lift is +31.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Ana Z Muresan take to allow a patent?

Applications allowed by Ana Z Muresan took 847 days on average from filing to allowance.

Which art unit does examiner Ana Z Muresan work in?

Ana Z Muresan examines applications in Art Unit 1621 in Tech Center 1700 (Chemistry & Materials).

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