Prosecution Insights
Last updated: October 02, 2026

Examiner: LEONG, JONATHAN G

Tech Center 4100 • Art Units: 1725 1751 1795 4162

This examiner grants 57% of resolved cases

Analysis

Jonathan G. Leong has resolved 370 cases in Art Unit 1725. The examiner has an allowance rate of 57.0 percent. This 57.0 percent rate is based on the 370 resolved cases in Tech Center 4100. Practitioners can use these figures to evaluate the probability of a grant. The volume of resolutions provides a specific data set for this examiner's history.

The interview lift is 16.7 percent. This 16.7 percent figure represents the change in the allowance rate when an interview is conducted. Practitioners should consider this lift when deciding on a prosecution strategy. This metric indicates how interviews correlate with the overall allowance rate. The 16.7 percent lift is a recorded factor in the examiner's prosecution profile.

The median time to allowance is 1397 days. This 1397 day duration is the middle value for the time from filing to grant. Applicants can use this figure to plan their prosecution timelines. The median pendency is a specific temporal measure in Art Unit 1725. It provides a benchmark for cases assigned to this examiner. Understanding this 1397 day timeline is important for managing expectations during the examination process.

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

Performance Statistics

56.9%
Allow Rate
-3.1% vs TC avg
384
Total Applications
+15.5%
Interview Lift
1397
Avg Prosecution Days
Based on 371 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
20.6%
§102 Novelty
56.4%
§103 Obviousness
17.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18343846 POSITIVE ELECTRODE ACTIVE MATERIAL FOR AQUEOUS POTASSIUM ION BATTERY, AND AQUEOUS POTASSIUM ION SECONDARY BATTERY Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
17387361 STRUCTURE, COMPOSITE BODY, BATTERY AND METHOD FOR PRODUCING COMPOSITE BODY Final Rejection DAIKIN INDUSTRIES, LTD.
18348923 LITHIUM BATTERY AND PREPARATION METHOD THEREOF Non-Final OA Samsung SDI Co., Ltd.
18052969 BATTERY MODULE AND METHOD OF MANUFACTURING SAME Non-Final OA PRIME PLANET ENERGY & SOLUTIONS, INC.

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