Prosecution Insights
Last updated: October 01, 2026

Examiner: MURESAN, ANA Z

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

This examiner grants 75% of resolved cases

Analysis

In Tech Center 1700, Examiner Ana Z Muresan has overseen 731 resolved cases. The data for Art Unit 1621 shows an allowance rate of 75.0 percent for these 731 cases. This 75.0 percent rate serves as a baseline for practitioners to understand the outcomes of applications processed by this examiner.

The median days to allowance is 846. This 846 day figure represents the median duration for applications that reach a grant. Practitioners should use this 846 day metric to set expectations for the timeline of prosecution in Art Unit 1621.

The interview lift is 31.3 percent, which indicates an increase in the probability of allowance when an interview is conducted relative to the 75.0 percent base rate. This 31.3 percent lift suggests that interviews are associated with an increased probability of allowance. The 31.3 percent lift is a factor to consider when determining whether to engage in direct communication in Tech Center 1700.

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
752
Total Applications
+31.3%
Interview Lift
846
Avg Prosecution Days
Based on 731 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
17.2%
§102 Novelty
41.3%
§103 Obviousness
27.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18010218 BIODEGRADABLE UV ABSORBERS Non-Final OA BASF SE
18254068 IMMUNOGENIC NANOVESICLES FOR CANCER IMMUNOTHERAPY Non-Final OA Arizona Board of Regents on Behalf of the University of Arizona
18212841 METHOD FOR PRODUCING FLUOROVINYL ETHER COMPOUND Final Rejection AGC INC.
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
18546239 PROCESS FOR PREPARING A THIOETHER Non-Final OA Firmenich SA
18692847 PROCESS FOR THE PREPARATION OF THE SALBUTAMOL INTERMEDIATE Non-Final OA YEDA RESEARCH AND DEVELOPMENT CO. LTD.
18571585 SYNTHESIS OF HALOGENATED ALKOXYETHANE Non-Final OA COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION
18255829 SELENIUM-BASED CATALYST SYSTEM FOR PREPARING CARBONATE DERIVATIVE, AND METHOD FOR PREPARING CARBONATE DERIVATIVE BY USING SAME Final Rejection KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY

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