Prosecution Insights
Last updated: October 02, 2026

Examiner: MA, KUN KAI

Tech Center 3700 • Art Units: 3744 3763

This examiner grants 79% of resolved cases

Analysis

Kun Kai Ma serves as an examiner in Tech Center 3700 and Art Unit 3744. The examiner has 828 resolved cases on record. The allowance rate for these 828 resolved cases is 79.3 percent. This 79.3 percent rate suggests a favorable likelihood of success for patent applications in Art Unit 3744. The median days to allowance for this examiner is 996, which is the standard time for reaching a grant.

The interview lift is 12.9 percent. This 12.9 percent lift indicates that conducting an interview provides a positive increase in the probability of allowance. For practitioners, this lift suggests that direct communication with the examiner in Tech Center 3700 can be a helpful step in the prosecution process. The 996 median days to allowance helps applicants plan their timelines effectively.

With 828 resolved cases, the data provides a solid foundation for predicting future outcomes. The 79.3 percent allowance rate and the 12.9 percent interview lift are key indicators for practitioners. Using the 996-day median, applicants can set realistic expectations for the time required to secure a patent. These figures offer a comprehensive view of the examiner's performance in Art Unit 3744.

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

Performance Statistics

79.3%
Allow Rate
+9.3% vs TC avg
844
Total Applications
+12.9%
Interview Lift
996
Avg Prosecution Days
Based on 828 resolved cases, 2023–2026

Rejection Statute Breakdown

0.9%
§101 Eligibility
22.2%
§102 Novelty
46.8%
§103 Obviousness
26.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18976858 ABSORPTION TYPE CHILLER Non-Final OA LG Electronics Inc.
19015047 THERMAL MANAGEMENT SYSTEM Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
19171761 RESERVOIR TANK, COOLING DEVICE, AND PROJECTOR Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18898212 DEVICE FOR PROTECTING AN AIR CONDITIONING SYSTEM OF A VEHICLE Final Rejection KIA CORPORATION
19117061 HEAT PUMP APPARATUS Non-Final OA Mitsubishi Electric Corporation
18879924 AIR CONDITIONING DEVICE Non-Final OA FUJITSU GENERAL LIMITED
19032550 HEAT EXCHANGE SYSTEM AND HEAT EXCHANGE METHOD Non-Final OA Carrier Corporation
18862067 CONDITIONING SYSTEM FOR THERMAL EFFECTORS Non-Final OA GENTHERM INCORPORATED
18895925 CONTROL METHOD, CONTROL DEVICE AND AIR CONDITIONING SYSTEM Non-Final OA MIDEA GROUP CO., LTD.
19007238 SOUND-BASED MOTOR DIAGNOSTICS FOR A CONDENSING UNIT Non-Final OA Lennox Industries Inc.
18977110 ICE MAKER APPLIANCE AND CONDUIT ACCESSIBILITY STRUCTURE Non-Final OA Haier US Appliance Solutions, Inc.
18784096 CONDENSATE MANAGEMENT SYSTEM FOR AN AIR CONDITIONER APPLIANCE Non-Final OA Haier US Appliance Solutions, Inc.
18881168 METHOD AND APPARATUS FOR CONTROLLING MULTI-MODULE WATER CHILLING UNIT Non-Final OA GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI

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