Prosecution Insights
Last updated: October 02, 2026

Examiner: KINGDON, CATHY

Tech Center 1600 • Art Units: 1638 1653 1662 1663

This examiner grants 80% of resolved cases

Analysis

Cathy Kingdon is a patent examiner in Tech Center 1600, specifically working within Art Unit 1638. This examiner has overseen 1216 resolved cases, which provides a substantial statistical foundation for analyzing their historical prosecution patterns. These 1216 resolved cases encompass all applications that have reached a final decision under their review in Art Unit 1638 and Tech Center 1600.

The data reveals an allowance rate of 80.3 percent, which reflects the proportion of applications that are successfully granted. The median days to allowance for these cases is 943. This duration of 943 days represents the typical timeline for reaching a favorable outcome. The 80.3 percent allowance rate serves as a primary benchmark for applicants when planning their prosecution strategy.

The interview lift for this examiner is 2.5 percent. This 2.5 percent lift indicates that conducting an interview is associated with a slight increase in the probability of allowance compared to the baseline rate of 80.3 percent. Given the median days to allowance of 943, the 2.5 percent interview lift suggests that while the baseline is strong, direct communication with the examiner remains a useful tool for ensuring a successful grant.

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

Performance Statistics

80.3%
Allow Rate
+20.3% vs TC avg
1,239
Total Applications
+2.5%
Interview Lift
943
Avg Prosecution Days
Based on 1216 resolved cases, 2023–2026

Rejection Statute Breakdown

5.9%
§101 Eligibility
20.3%
§102 Novelty
20.2%
§103 Obviousness
39.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18536941 WHEAT VARIETY PMWH80246940 Non-Final OA BASF SE
19169098 SOYBEAN VARIETY Non-Final OA SYNGENTA CROP PROTECTION AG
17981692 VARIETY CORN LINE HID4134 Non-Final OA SYNGENTA CROP PROTECTION AG
18989368 WHEAT VARIETY 6PYZU31B Non-Final OA PIONEER HI-BRED INTERNATIONAL, INC.
18589982 SOYBEAN VARIETY 5PGBU05 Non-Final OA PIONEER HI-BRED INTERNATIONAL, INC.
17855475 BREEDING WITH QTLS FOR DISEASE RESISTANCE AND BULB COLOR IN ONION Final Rejection Seminis Vegetable Seeds, Inc.
18694018 RESISTANCE GENES AGAINST ROOT KNOT-NEMATODES IN TOMATO Final Rejection UNIVERSITY OF TENNESSEE RESEARCH FOUNDATION
18975464 GENETICALLY MODIFIED MICROORGANISM PRODUCING BLACK DYES AND METHOD FOR PRODUCING BLACK DYES Non-Final OA INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

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