Prosecution Insights
Last updated: October 02, 2026

Examiner: SHEN, YANXIN NMN

Tech Center 1600 • Art Units: 1662 1663

This examiner grants 90% of resolved cases

Analysis

SHEN, YANXIN NMN is an examiner in Tech Center 1600 and Art Unit 1662. The data includes 10 resolved cases. The allowance rate is 90.0 percent, which reflects the frequency of grants for applications assigned to this examiner. Practitioners can use the 90.0 percent allowance rate to assess the likelihood of a positive outcome during prosecution. The 10 resolved cases provide a data set for analyzing the examiner's historical patterns in this specific technological area.

The interview lift is 22.5 percent. This metric indicates that the allowance rate is higher when an interview is conducted compared to the baseline rate of 90.0 percent. An interview lift of 22.5 percent suggests that direct communication is an effective strategy for overcoming rejections. Practitioners should consider scheduling an interview to clarify technical issues or to negotiate claim scope. This 22.5 percent lift shows a clear benefit to verbal engagement with the examiner.

The median days to allowance is 808. This number represents the middle point of the time required to reach a grant. A median of 808 days provides a benchmark for the expected duration of the examination process. The combination of the 90.0 percent allowance rate and the 808-day pendency defines the current prosecution environment for this examiner. These figures help applicants to manage expectations regarding both the timing and the probability of success.

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

Performance Statistics

90.0%
Allow Rate
+30.0% vs TC avg
47
Total Applications
+22.5%
Interview Lift
808
Avg Prosecution Days
Based on 10 resolved cases, 2023–2026

Rejection Statute Breakdown

6.0%
§101 Eligibility
17.2%
§102 Novelty
42.0%
§103 Obviousness
31.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19099018 NEEDLE-LADEN PLANT INOCULATION METHOD Final Rejection The Regents of the University of California
18724911 METHODS FOR IMPROVING PROTEIN DELIVERY TO PLANT CELLS BY BIOLISTICS Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
19476388 HERBICIDE RESISTANT PLANTS Non-Final OA SYNGENTA CROP PROTECTION AG
18845952 METHODS AND COMPOSITIONS FOR MODIFYING FLOWERING TIME GENES IN PLANTS Non-Final OA Syngenta Crop Protection AG
18881874 GUIDE RNA TRAPPED GENOME EDITING Final Rejection PIONEER HI-BRED INTERNATIONAL, INC.
18249891 DOUBLED HAPLOID INDUCER Final Rejection PIONEER HI-BRED INTERNATIONAL, INC.
18664352 METHODS AND COMPOSITIONS FOR MODIFYING SHADE AVOIDANCE IN PLANTS Non-Final OA Pairwise Plants Services, Inc.
18598144 MODIFICATION OF BRASSINOSTEROID SIGNALING PATHWAY GENES FOR IMPROVING YIELD TRAITS IN PLANTS Non-Final OA Pairwise Plants Services, Inc.
18593590 ENGINEERED PROTEINS AND METHODS OF USE THEREOF Non-Final OA Pairwise Plants Services, Inc.
18643394 COMPOSITIONS AND METHODS FOR ALTERING PLANT DETERMINACY Non-Final OA Monsanto Technology LLC
19326385 ENGINEERED GENETIC INCOMPATIBILITY IN PLANTS Non-Final OA REGENTS OF THE UNIVERSITY OF MINNESOTA
18925427 HUMAN OSTEOPONTIN PROTEIN PRODUCTION IN PLANT SYSTEMS Non-Final OA THE REGENTS OF THE UNIVERSITY OF COLORADO A BODY CORPORATE
18994248 INDUCTION OF REPRODUCTIVE DIFFERENTIATION IN VEGETATIVE SOMATIC PLANT CELLS, AND METHODS AND CELLS THEREOF Non-Final OA UNIVERSITY OF VERMONT AND STATE AGRICULTURAL COLLEGE
19086929 ENGINEERED RNA DEMETHYLASES FOR IMPROVED PLANT GROWTH Non-Final OA The University of Chicago

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