Prosecution Insights
Last updated: October 01, 2026

Examiner: KANG, EDWIN G

Tech Center 3700 • Art Units: 3741

This examiner grants 64% of resolved cases

Analysis

Edwin G Kang works in Tech Center 3700 and Art Unit 3741, where he has handled 336 resolved cases. The data reveals an allowance rate pct of 64.0 and a median days to allowance of 1152. These 336 resolved cases establish a pattern of outcomes for applications in Art Unit 3741. The 64.0 percent allowance rate indicates the frequency of successful grants.

The interview lift pct of 67.8 shows that personal engagement provides a substantial increase in the probability of allowance. This 67.8 percent lift suggests that interviews are an exceptionally effective tool for resolving issues. Practitioners can use the 1152 days to allowance to plan for the duration of the prosecution. The 64.0 percent allowance rate and 1152 days to allowance are the key indicators for this examiner. The 336 resolved cases provide the basis for these observations.

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

Performance Statistics

64.3%
Allow Rate
-5.7% vs TC avg
395
Total Applications
+66.9%
Interview Lift
1153
Avg Prosecution Days
Based on 339 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
18.8%
§102 Novelty
51.2%
§103 Obviousness
28.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17925406 TURBOMACHINE EXHAUST CASE Non-Final OA SAFRAN AIRCRAFT ENGINES
19133021 IMPROVED HYBRID TURBOPROP ENGINE FOR AIRCRAFT Non-Final OA SAFRAN HELICOPTER ENGINES
18721492 AIRCRAFT TURBOMACHINE COMPRISING A DEVICE FOR INHIBITING THE ACCUMULATION OF COKE IN A DUCT Non-Final OA SAFRAN HELICOPTER ENGINES
18279866 LASER PROCESSING DEVICE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18239385 LASER PROCESSING APPARATUS Non-Final OA SEIKO EPSON CORPORATION
18821274 SPILL RETURN FUEL NOZZLES FOR USAGE AS START NOZZLES Non-Final OA PRATT & WHITNEY CANADA CORP.
19122248 PROPELLANT SUPPLY SYSTEM Non-Final OA Japan Aerospace Exploration Agency
18628126 GAS TURBINE ENGINE BLEED SYSTEMS INCLUDING BLEED DISCHARGE EXHAUST DEVICES Final Rejection General Electric Company
18623664 GAS TURBINE ENGINE AND FUEL NOZZLE ASSEMBLY THEREFOR Non-Final OA GENERAL ELECTRIC COMPANY
18450633 COMBUSTOR MIXING ASSEMBLY Non-Final OA General Electric Company
19144183 TUBULAR BODY FOR COMBUSTOR, COMBUSTOR, AND GAS TURBINE Non-Final OA MITSUBISHI HEAVY INDUSTRIES, LTD.
19128683 OPERATION METHOD FOR GAS TURBINE Non-Final OA MITSUBISHI HEAVY INDUSTRIES, LTD.
18458179 HEATER CONTROL APPARATUS Final Rejection ISUZU MOTORS LIMITED
18923015 HYDROGEN ASSISTED COMBUSTION AND ENGINE COOLING Non-Final OA RTX Corporation
18647646 SIEVE RDE INJECTOR WITH VARIABLE PRESSURE DROP CAPABILITY Non-Final OA RTX Corporation
18496615 ADDITIVE CLOCKED FUEL INJECTOR BOLT Non-Final OA RTX Corporation
16844683 COOLING SYSTEM FOR A GAS TURBINE ENGINE Non-Final OA RTX Corporation
19024486 SYSTEMS, METHODS, AND APPARATUSES OF GAS TURBINE COOLING Final Rejection ConocoPhillips Company
18399849 COMBUSTOR WITH ADJUSTABLE AIR FLOW FOR AXIAL FUEL STAGE INJECTOR AND HEAD END FUEL NOZZLE ASSEMBLY Final Rejection GE Infrastructure Technology LLC
18141586 METHODS AND APPARATUSES FOR REDUCING ENGINE NOISE Final Rejection The Government of the United States of America, as represented by the Secretary of the Navy
18114691 FUEL INJECTOR AIR SWIRLER STRUCTURE WITH CANTED FLOW GUIDE SURFACE Non-Final OA Raytheon Technologies Corporation

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