Prosecution Insights
Last updated: October 02, 2026

Examiner: KIM, SUN U

Tech Center 3700 • Art Units: 1772 1777 1797 3771 3783 3791

This examiner grants 78% of resolved cases

Analysis

Sun U Kim is an examiner in Tech Center 3700 and Art Unit 1772, with 985 resolved cases. The allowance rate is 78.2, and the median days to allowance is 1023. These figures suggest the outlook for applicants over a specific timeline. The 1023-day median is a benchmark for practitioners to use when forecasting the duration of the prosecution process.

The interview lift is 11.5, indicating that direct communication provides a benefit to the 78.2 allowance rate. With 985 resolved cases, the data is robust and provides a guide for strategy. Practitioners can use the 1023-day median as an expectation for pendency. By leveraging the 11.5 lift, applicants can improve their chances of success and resolve outstanding issues. The combination of the case volume and the allowance rate makes this a reliable profile for data-driven decision making.

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

Performance Statistics

78.2%
Allow Rate
+8.2% vs TC avg
1,011
Total Applications
+11.5%
Interview Lift
1023
Avg Prosecution Days
Based on 985 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
23.9%
§102 Novelty
45.1%
§103 Obviousness
19.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18929123 FLUID STERILIZATION DEVICE Non-Final OA TOYODA GOSEI CO., LTD.
18716838 ORGANIC WASTEWATER TREATMENT APPARATUS AND METHOD FOR OPERATING ORGANIC WASTEWATER TREATMENT APPARATUS Non-Final OA KUBOTA CORPORATION
18670321 CROSSLINKED POLYMER MEMBRANES AND METHODS OF THEIR PRODUCTION Non-Final OA SAUDI ARABIAN OIL COMPANY
18506749 FILTRATION MEMBRANE AND METHOD FOR OIL AND WATER SEPARATION Non-Final OA KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
19365153 COMPOSITIONS AND METHODS FOR PLASMAPHERESIS Non-Final OA Viome Circulate, LLC
18925985 SEPARATION MEDIA CONTAINING DYES Non-Final OA Donaldson Company, Inc.
18509312 MICROPOROUS GRAPHENE OXIDE SHEET, DISPERSION, AND MEMBRANE INCLUDING THE SAME Non-Final OA KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
18834087 Blood Treatment Apparatus with Vibration Device Non-Final OA Fresenius Medical Care Deutschland GmbH
18483610 FLUID MANAGEMENT WITH ABNORMALITY DETECTION Final Rejection GYRUS ACMI, INC. D/B/A OLYMPUS SURGICAL TECHNOLOGIES AMERICA
18762769 CASSETTE SYSTEM INTEGRATED APPARATUS Non-Final OA DEKA Products Limited Partnership
18676934 CONTROL SYSTEMS AND METHODS FOR BLOOD OR FLUID HANDLING MEDICAL DEVICES Non-Final OA DEKA Products Limited Partnership
18509697 THREE-DIMENSIONAL FILTRATION COMPOSITES AND METHODS OF MANUFACTURING Non-Final OA The Board of Trustees of the University of Illinois
18756185 MEDICAL FLUID CONTAINER PREPARATION SYSTEM AND ASSEMBLY Non-Final OA BAXTER HEALTHCARE SA
18244967 AUTOMATIC RECHARGER BRINE PREPARATION FROM A CANISTER Non-Final OA Mozarc Medical US LLC
18703459 WATER TREATMENT SYSTEM AND WATER TREATMENT METHOD Non-Final OA ORGANO CORPORATION
18690535 Device for the Placement of Organic Tissue and Relative Apparatus Final Rejection ALMA MATER STUDIORUM - UNIVERSITA' DI BOLOGNA
18579736 SYSTEMS AND METHODS FOR DIALYSIS FLUID PREPARATION IN BATCH DISPOSABLE Non-Final OA Vantive Health GmbH
18392196 DIALYSIS SYSTEM HAVING PUMP ACTUATOR POSITION DETECTION Non-Final OA Vantive Health GmbH
18513220 System and Method For Fractional Elution of Mother-Daughter Radionuclides Non-Final OA Northstar Medical Technologies, LLC
18043504 TRANSFER SETS WITH FILTERS, INCLUDING TRANSFER SETS FOR PERITONEAL DIALYSIS SYSTEMS, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS Non-Final OA Byonyks Medical Devices, Inc.

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