Prosecution Insights
Last updated: October 02, 2026

Examiner: LEE, CHEE-CHONG

Tech Center 3700 • Art Units: 1612 1747 3645 3752

This examiner grants 64% of resolved cases

Analysis

Chee-Chong Lee works in Tech Center 3700 and Art Unit 1612. The examiner has 794 resolved cases with an allowance rate of 64.4 percent. This rate indicates a moderate probability of success for applications in this unit. The 64.4 percent allowance rate provides a solid baseline for applicants in Tech Center 3700.

The interview lift is 52.4 percent. This is a very high figure, suggesting that interviews are a critical component of a successful prosecution strategy. By engaging in an interview, practitioners can significantly improve the chances of securing an allowance. The 52.4 percent lift is one of the most impactful metrics for strategy in Art Unit 1612.

The median days to allowance is 1241. This timeline is typical for the complex technical areas handled by this examiner. The data from 794 cases strongly supports the use of interviews as a primary method for overcoming rejections. The 1241-day median pendency and 64.4 percent allowance rate offer a clear picture of the prosecution landscape.

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

Performance Statistics

64.4%
Allow Rate
-5.6% vs TC avg
865
Total Applications
+52.4%
Interview Lift
1241
Avg Prosecution Days
Based on 794 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
26.7%
§102 Novelty
37.6%
§103 Obviousness
32.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18200644 WEATHER MANAGEMENT SYSTEM Non-Final OA Toyota Motor Engineering & Manufacturing North America, Inc.
18405246 FIRE EXTINGUISHING EQUIPMENT, BATTERY PACK, ENERGY STORAGE SYSTEM, AND ELECTRIC VEHICLE Non-Final OA Huawei Digital Power Technologies Co., Ltd.
18713996 ENERGY STORAGE SYSTEM Final Rejection LG ENERGY SOLUTION, LTD.
18260427 HAIR/SCALP CARE METHOD AND HAIR/SCALP CARE DEVICE Non-Final OA AISIN CORPORATION
18651067 FLUID SPRAYER AND COMPONENTS OF A FLUID SPRAYER Non-Final OA Graco Minnesota Inc.
18568535 SPRAY GUN AND COMPONENTS FOR SPRAYING PAINTS AND OTHER COATINGS Non-Final OA Graco Minnesota Inc.
18404106 VEHICLE WASHER FLUID SYSTEMS WITH SECONDARY WASHER FLUID RESERVOIRS Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
19114119 ACCURATE APPLICATION OF LIQUIDS IN A FIELD FOR CROP PLANTS Non-Final OA BAYER AKTIENGESELLSCHAFT
18258252 AN AEROSOL-GENERATING SYSTEM COMPRISING A TRANSDUCER Non-Final OA Philip Morris Products S.A.
18331332 PARALLELIZED DROPLET GENERATING APPARATUS Final Rejection RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
18705235 SYSTEMS AND METHODS FOR INDICATING DEVICE STATE Non-Final OA Tyco Fire Products LP
18008356 SYSTEMS AND METHODS FOR EARLY CONTROLLED SPRINKLER ACTIVATION Final Rejection JOHNSON CONTROLS TYCO IP HOLDINGS LLP
18311710 SMALL ACTIVE AREA PLATE EJECTOR FOR DROPLET DELIVERY DEVICE Non-Final OA Pneuma Respiratory, Inc.
19120119 SELF-CHECKING-BASED FIRE-FIGHTING AIR INTAKE AND DISCHARGE CONTROL SYSTEM, AND CONTROL METHOD Non-Final OA Sungrow Power Supply Co., Ltd.
18803110 Rotary Atomizer Comprising a Rotary Bowl and Magnetic Coupling Means, and Method of Assembling and/or Disassembling Such an Atomizer Non-Final OA Exel Industries
17999427 SEPARATED GAS INLET STRUCTURE FOR BLOCKING PLASMA BACKFLOW Non-Final OA JIANGSU LEUVEN INSTRUMENTS CO. LTD

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