Prosecution Insights
Last updated: October 02, 2026

Examiner: LEUNG, JENNIFER A

Tech Center 1700 • Art Units: 1692 1732 1736 1774 1795 1797

This examiner grants 62% of resolved cases

Analysis

Jennifer A. Leung serves in Tech Center 1700 and Art Unit 1692. She has managed 845 resolved cases, resulting in an allowance rate of 61.9 percent. This 61.9 percent rate indicates that more than six out of ten applications in her docket reach issuance. For practitioners, this figure suggests a moderate level of examination difficulty. The 845 resolved cases offer a strong statistical basis for evaluating her prosecution trends.

The interview lift is 12.6 percent, suggesting that interviews provide a helpful advantage for overcoming rejections. This 12.6 percent increase in allowance probability is a useful tool for advancing cases toward issuance. The median days to allowance is 1233. This 1233-day timeline indicates that prosecution in Art Unit 1692 tends to be a multi-year process, typically lasting over three years. Practitioners should prepare for a thorough examination given the 61.9 percent allowance rate. The combination of a 1233-day median and a 12.6 percent interview lift suggests that persistent advocacy and direct communication are necessary to navigate her docket effectively.

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

Performance Statistics

61.9%
Allow Rate
-3.1% vs TC avg
886
Total Applications
+12.5%
Interview Lift
1234
Avg Prosecution Days
Based on 846 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
19.2%
§102 Novelty
44.2%
§103 Obviousness
29.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18026410 System For Transferring Reaction Solution Final Rejection LG Chem, Ltd.
18037594 FIXED BED MULTI-TUBULAR REACTOR FOR PRODUCING ALKENYL ACETATE Final Rejection Resonac Corporation
18246846 Device and Method for Controllably Carrying Out a Chemical Reaction Non-Final OA BASF SE
18274503 EXHAUST GAS TREATMENT SYSTEM FOR REDUCING AMMONIA EMISSIONS FROM MOBILE GASOLINE APPLICATIONS Non-Final OA BASF Corporation
18274002 PARTICULATE FILTER HAVING A CENTRALIZED-DISTRIBUTED PGM AND PROCESS FOR PREPARING THE SAME Non-Final OA BASF Corporation
18257887 BATCH REACTOR Non-Final OA HANWHA SOLUTIONS CORPORATION
18116184 MULTI-FLUID, EARTH BATTERY ENERGY SYSTEMS AND METHODS Non-Final OA Lawrence Livermore National Security, LLC
18477815 Gasifier Throat Cooling Non-Final OA Air Products and Chemicals, Inc.
17746921 Autonomous Modular Flare Gas Conversion Systems and Methods Non-Final OA M2X Energy Inc.

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