Prosecution Insights
Last updated: October 27, 2026

Sang Yeop Paik, USPTO Patent Examiner

Listed by the USPTO as PAIK, SANG YEOP

Tech Center 3700 • Art Units: 1741 1747 1749 1792 3742 3745 3761 3762

This examiner grants 66% of resolved cases

Analysis

Sang Yeop Paik is assigned to Tech Center 3700 and art unit 1741. The profile records 1419 resolved cases, a 65.5% allowance rate, and a median of 1344 days to allowance. The high case volume supports a broad view of the record, while the median points to a prosecution process that may require significant time.

Interviews are associated with a 16.3% lift in allowance outcomes. Tokyo Electron Limited, Electrolux Appliances AB, and Mico Ceramics Ltd. are the listed companies. The leading firms are BOYLE FREDRICKSON S.C., Chrisman Gallo Tochtrop LLC, and Barley Snyder. Applicants may benefit from early docket planning, careful amendment sequencing, and targeted use of examiner interviews.

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

Performance Statistics

65.5%
Allow Rate
-4.5% vs TC avg
1,476
Total Applications
+16.3%
Interview Lift
1344
Avg Prosecution Days
Based on 1419 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
15.5%
§102 Novelty
59.5%
§103 Obviousness
17.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18383077 HEATER STAGE Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18580576 VAPOR GENERATOR, VAPOR GENERATION DEVICE, AND VAPOR GENERATOR MANUFACTURING METHOD Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17931172 HEATER ELEMENT WITH FUNCTIONAL MATERIAL-CONTAINING LAYER AND VEHICLE COMPARTMENT PURIFICATION SYSTEM Non-Final OA Honda Motor Co., Ltd.
18642322 ELECTRODE PLATE HEATING DEVICE, ELECTRODE PLATE PRODUCTION SYSTEM AND METHOD Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18681597 AMPLITUDE MODULATION OF VOLTAGE WITH RECTIFIER AND BUCK STAGE TO CONTROL HEATER TEMPERATURE Non-Final OA LAM RESEARCH CORPORATION
18550299 BELT WITH HEATING SECTION AND TEMPERATURE MEASURING DEVICE, AND SEAT BELT SYSTEM Non-Final OA ZF AUTOMOTIVE GERMANY GMBH
18272125 HEATING COOKING APPARATUS Final Rejection SHARP KABUSHIKI KAISHA
18616594 SUBSTRATE PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
18610344 SUBSTRATE PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
18617237 HEATER,TRANSPORT REFRIGERATION UNIT AND SYSTEM Non-Final OA Carrier Corporation
17750295 TEMPERATURE TUNABLE MULTI-ZONE ELECTROSTATIC CHUCK Non-Final OA Applied Materials, Inc.
18554938 PANE ARRANGEMENT WITH A HEATABLE SENSOR WINDOW Non-Final OA SAINT-GOBAIN GLASS FRANCE
18573189 AEROSOL-GENERATING DEVICE WITH AUTOMATIC DISCONNECTION Non-Final OA Philip Morris Products S.A.
18596795 Plate Shaped Heater, Heating Unit and Heat Shrink Machine Non-Final OA Tyco Electronics (Shanghai) Co., Ltd.
18286004 COMPOSITE HEATING FILM AND MANUFACTURING METHOD THEREFOR Non-Final OA IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
18480059 ADJUSTING COOKING PARAMETERS BASED ON COOKWARE ATTRIBUTES Non-Final OA Haier US Appliance Solutions, Inc.
17686818 THERMAL DYNAMIC RESPONSE SENSING SYSTEMS FOR HEATERS Non-Final OA WATLOW ELECTRIC MANUFACTURING COMPANY
18218321 Electric Heating Assembly and Method of Manufacturing the Same Non-Final OA Eberspächer catem GmbH & Co. KG

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Frequently Asked Questions

What is examiner Sang Yeop Paik's allowance rate?

65.5% of resolved applications examined by Sang Yeop Paik were allowed (1,419 resolved cases), compared with 52.1% across Art Unit 1741 over the last five years.

Does an interview help with examiner Sang Yeop Paik?

This examiner's interview lift is +16.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Sang Yeop Paik take to allow a patent?

Applications allowed by Sang Yeop Paik took 1,344 days on average from filing to allowance.

Which art unit does examiner Sang Yeop Paik work in?

Sang Yeop Paik examines applications in Art Unit 1741 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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