Prosecution Insights
Last updated: October 02, 2026

Examiner: SULLIVAN, BRIAN JAMES

Tech Center 1600 • Art Units: 1663

This examiner grants 77% of resolved cases

Analysis

Brian James Sullivan is an examiner in Tech Center 1600 and Art Unit 1663. The data shows 182 resolved cases for this examiner. The allowance rate is 76.9 percent, which represents the frequency of grants among those resolutions. Practitioners should consider the interview lift of 14.4 percent when developing a strategy. This lift indicates that the probability of success increases when an interview is conducted. The 14.4 percent figure is a comparison to the baseline allowance rate of 76.9 percent.

The median time to allowance is 933 days. This 933-day period is the duration from the initial filing to the final grant. Art Unit 1663 is the specific group where these 182 resolved cases were processed. Tech Center 1600 provides the broader organizational context for the examiner's work. Practitioners can use these metrics to set expectations for the length of the prosecution cycle. The data provides a basis for evaluating the impact of direct communication with the examiner during the patent application process.

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

Performance Statistics

76.9%
Allow Rate
+16.9% vs TC avg
219
Total Applications
+14.4%
Interview Lift
933
Avg Prosecution Days
Based on 182 resolved cases, 2023–2026

Rejection Statute Breakdown

6.3%
§101 Eligibility
12.2%
§102 Novelty
27.3%
§103 Obviousness
41.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17437929 METHOD OF INCREASING RESISTANCE AGAINST SOYBEAN RUST IN TRANSGENIC PLANTS BY EXPRESSION OF A SUGAR TRANSPORTER Non-Final OA BASF SE
19082425 SOYBEAN VARIETY Non-Final OA SYNGENTA CROP PROTECTION AG
18092981 SOYBEAN VARIETY Final Rejection SYNGENTA CROP PROTECTION AG
18935752 METHODS AND COMPOSITIONS TO INCREASE YIELD THROUGH MODIFICATIONS OF FEA3 GENOMIC LOCUS AND ASSOCIATED LIGANDS Non-Final OA PIONEER HI-BRED INTERNATIONAL, INC.
18765988 COMPOSITIONS AND METHODS OF MODIFYING A PLANT GENOME TO PRODUCE A MS1 OR MS5 MALE-STERILE PLANT Non-Final OA PIONEER HI-BRED INTERNATIONAL, INC.
17786137 COMPOSITIONS AND METHODS FOR IMPROVING GRAIN YIELD IN PLANTS Final Rejection Pioneer Hi-Bred International, Inc.
17658351 SYNCHRONIZED BREEDING AND AGRONOMIC METHODS TO IMPROVE CROP PLANTS Non-Final OA PIONEER HI-BRED INTERNATIONAL, INC.
17057220 SYSTEMS AND METHODS FOR IMPROVED BREEDING BY MODULATING RECOMBINATION RATES Final Rejection PIONEER HI-BRED INTERNATIONAL, INC.
19080590 COMPOSITIONS AND METHODS FOR GENOME EDITING IN PLANTA Non-Final OA Monsanto Technology LLC
17707600 ACCELERATED METHOD FOR GENERATING TARGET ELITE INBREDS WITH SPECIFIC AND DESIGNED TRAIT MODIFICATION Final Rejection Monsanto Technology LLC
18149627 COMPOSITIONS AND METHODS FOR INCREASING SHELF-LIFE OF BANANA Non-Final OA Tropic Biosciences UK Limited
17439158 INTRODUCING SILENCING ACTIVITY TO DYSFUNCTIONAL RNA MOLECULES AND MODIFYING THEIR SPECIFICITY AGAINST A GENE OF INTEREST Non-Final OA Tropic Biosciences UK Limited
17921120 PHENOL-RICH GRAPES Non-Final OA B. G. Negev Technologies and Applications Ltd., at Ben-Gurion University

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