Prosecution Insights
Last updated: October 04, 2026

Examiner: KEASEL, ERIC S

Tech Center 3700 • Art Units: 3753 3761

This examiner grants 80% of resolved cases

Analysis

Eric S Keasel is an examiner in Tech Center 3700 and Art Unit 3753. He has 586 resolved cases. The allowance rate pct is 79.7. This 79.7 allowance rate pct provides a measure of the outcomes for applications on his docket. The 586 resolved cases are a foundation for this analysis.

The interview lift pct is 14.7. This 14.7 interview lift pct indicates the correlation between conducting an interview and the probability of an allowance. Practitioners can use the 14.7 figure when deciding whether to engage in verbal advocacy with the examiner. This metric is a component of the data for Tech Center 3700.

The median days to allowance is 927. This 927 median days to allowance represents the time required for an application to reach a grant. The 927 figure is a timeline for the prosecution process from filing to resolution. These metrics provide a view of the examiner's history in Art Unit 3753.

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

Performance Statistics

79.7%
Allow Rate
+9.7% vs TC avg
595
Total Applications
+14.7%
Interview Lift
927
Avg Prosecution Days
Based on 586 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
17.4%
§102 Novelty
35.9%
§103 Obviousness
39.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18549087 Pressure Vessel System Including a Pressure Vessel Assembly Non-Final OA Bayerische Motoren Werke Aktiengesellschaft
18466372 VALVE HEATING ARRANGEMENT Non-Final OA Goodrich Corporation
18539014 SYSTEMS, ASSEMBLIES, APPARATUSES, AND METHODS PROVIDING ENHANCED ENGAGEMENT BETWEEN VALVE BODIES AND VALVE SEALS Final Rejection Vulcan Industrial Holdings, LLC
18925908 ELECTRICALLY OPERATED VALVE Non-Final OA FUJIKOKI CORPORATION
19081860 GAS VALVE ASSEMBLY Non-Final OA Planet Safety System Technologies LLC
18915152 SYSTEMS AND APPARATUS FOR CONTROLLING FLUID FLOW Non-Final OA Ichor Systems, Inc.
18878976 ACTUATOR FOR OPENING/CLOSING VALVE Non-Final OA BSC CO., LTD
18652489 CROP INPUT APPLICATION APPARATUS, SYSTEMS AND METHODS Non-Final OA MA Industries, LLC

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