Prosecution Insights
Last updated: October 01, 2026

Examiner: ZHONG, WAYNESHAOBIN

Tech Center 1600 • Art Units: 1662 1663

This examiner grants 72% of resolved cases

Analysis

Wayneshaobin Zhong works in Tech Center 1600 and Art Unit 1662, having resolved 544 cases. The examiner has an allowance rate of 72.2 percent. This 72.2 percent rate suggests a relatively positive outlook for applications in this technology area. The 544 resolved cases provide a substantial amount of data to support this assessment of the examiner's prosecution tendencies in Tech Center 1600.

The median days to allowance is 1059 days. The interview lift is 21.5 percent. This 21.5 percent lift indicates that engaging in an interview can meaningfully increase the chances of reaching an allowance with this examiner. By combining the baseline allowance rate with the lift, practitioners can develop a more effective strategy. The 1059 days median timeline is a useful benchmark for applicants to use when planning their prosecution budget. These figures demonstrate that active communication is a valuable component of the examination process in Art Unit 1662.

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

Performance Statistics

72.2%
Allow Rate
+12.2% vs TC avg
566
Total Applications
+21.5%
Interview Lift
1059
Avg Prosecution Days
Based on 544 resolved cases, 2023–2026

Rejection Statute Breakdown

8.9%
§101 Eligibility
10.4%
§102 Novelty
31.7%
§103 Obviousness
36.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17404109 MULTIPLE DISEASE RESISTANCE GENES AND GENOMIC STACKS THEREOF Non-Final OA PIONEER HI-BRED INTERNATIONAL, INC.
19360252 GENOME EDITING IN PLANTS Non-Final OA Monsanto Technology LLC
19205140 COMPOSITIONS AND METHODS FOR RNA-TEMPLATED EDITING IN PLANTS Non-Final OA Monsanto Technology LLC
18908523 METHOD FOR SELECTING TARGET SITES FOR SITE-SPECIFIC GENOME MODIFICATION IN PLANTS Non-Final OA Monsanto Technology LLC
19092212 METHODS OF ALTERING SEED WEIGHT AND SEED OIL CONTENT BY MANIPULATING ALPHA-CARBOXYL-TRANSFERASE (A-CT) ACTIVITY VIA CARBOXYL-TRANSFERASE INTERACTION (CTI) PROTEIN EXPRESSION Non-Final OA The Curators of the University of Missouri
18465802 INCREASING PLANT OIL CONTENT BY IMPROVING ACTIVITY OF ACETYL-COA CARBOXYLASE Final Rejection The Curators of the University of Missouri

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