Prosecution Insights
Last updated: October 02, 2026

Examiner: LIU, JINGCHEN

Tech Center 3700 • Art Units: 3741

This examiner grants 64% of resolved cases

Analysis

Jingchen Liu works in Tech Center 3700 and Art Unit 3741, with 104 resolved cases. The allowance rate is 63.5 percent. The median days to allowance is 964. These metrics indicate a reasonable likelihood of success for applicants and a relatively efficient prosecution timeline. Practitioners can expect a standard examination process that moves at a consistent pace toward a resolution.

Interviews are exceptionally effective, showing an interview lift of 67.7 percent. This very high lift over the 63.5 percent baseline suggests that practitioners should prioritize interviews to resolve issues and improve their chances of success. Direct communication with Liu appears to be significantly more productive than written correspondence, providing a clear path to overcome rejections and move cases toward allowance within the 964-day timeline.

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

Performance Statistics

63.5%
Allow Rate
-6.5% vs TC avg
135
Total Applications
+67.7%
Interview Lift
964
Avg Prosecution Days
Based on 104 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
15.2%
§102 Novelty
47.1%
§103 Obviousness
36.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18846714 BLADE DE-ICING DEVICE Non-Final OA SAFRAN AIRCRAFT ENGINES
18253375 METHOD FOR CONTROLLING A TURBOMACHINE COMPRISING AN ELECTRIC MOTOR Final Rejection SAFRAN AIRCRAFT ENGINES
18435282 COMBUSTOR WITH DILUTION OPENINGS Non-Final OA GENERAL ELECTRIC COMPANY
18463774 TURBINE ENGINE INCLUDING A FUEL SYSTEM Non-Final OA General Electric Company
18272380 BUILD SYSTEM Non-Final OA NIKON CORPORATION
18802839 SYSTEM FOR SPRAYING FIRE EXTINGUISHING AGENT Non-Final OA Samsung SDI Co., Ltd.
18548051 CLAMPING PLATES FOR BATTERY MANUFACTURE Non-Final OA JAGUAR LAND ROVER LIMITED
18547859 CLAMPING PLATES FOR BATTERY MANUFACTURE Non-Final OA JAGUAR LAND ROVER LIMITED
19152854 REUSABLE SPACE VEHICLE FOR LONG-DWELL PAYLOAD HOSTING, ORBITAL MANEUVERS, AND DOWNMASS OPERATIONS, AND RELATED METHOD Non-Final OA STOKE Space Technologies, Inc.
18278551 RESISTANCE SPOT WELDED JOINT AND METHOD FOR MANUFACTURING RESISTANCE SPOT WELDED JOINT Non-Final OA NIPPON STEEL CORPORATION

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