Prosecution Insights
Last updated: April 19, 2026

Examiner: DO, HAILEY KYUNG AE

Tech Center 3700 • Art Units: 3753

This examiner grants 74% of resolved cases

Performance Statistics

73.8%
Allow Rate
+3.8% vs TC avg
719
Total Applications
+15.8%
Interview Lift
946
Avg Prosecution Days
Based on 682 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
31.9%
§102 Novelty
37.8%
§103 Obviousness
27.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18931479 ASEPTIC FLUID COUPLINGS Non-Final OA Colder Products Company
18644519 SYSTEMS AND METHODS FOR A FLOATING QUICK DISCONNECT IN LIQUID COOLING Final Rejection Microsoft Technology Licensing, LLC
18783029 VALVE WITH INTERNAL MEMBER Final Rejection Fisher & Paykel Healthcare Limited
18738542 VALVE ASSEMBLY FOR A BATTERY ENCLOSURE Non-Final OA ILLINOIS TOOL WORKS INC.
18906242 PRESSURE EQUALIZATION APPARATUS AND USE THEREOF Non-Final OA Carl Freudenberg KG
18699948 GAS METERING VALVE Final Rejection Robert Bosch GmbH
18744141 VALVE WITH REPLACEABLE HARD INSERTS Non-Final OA Wanner Engineering, Inc.
18140952 LOW FLOW PRESSURE CHECK VALVE Final Rejection PSG Germany GmbH
18988217 FIRE-RESISTANT GLOBE VALVE Non-Final OA Engineered Controls International, LLC
18974276 VALVE SYSTEM Non-Final OA Microtecnica S.r.l.
18973935 ADAPTER INSERT AND FLOW REGULATING ELEMENT FOR A CONTROL VALVE FOR FORMING A STEAM CONVERTER, STEAM CONVERTER AND CONTROL VALVE EQUIPPED THEREWITH Non-Final OA Samson Aktiengesellschaft
18974064 BACKWATER VALVE COVER SYSTEM Non-Final OA Radon Home Defence Inc.
18894336 Pinch valve Non-Final OA Contour Biosolutions, LLC
18930116 DEVICE AND METHOD FOR A HIGH AIR FLOW VALVE STEM PLUG Non-Final OA Sandy Ochoa
18444643 FLUID COMPONENT, VEHICLE COMFORT SYSTEM, AND METHOD FOR OPERATING SUCH A SYSTEM Final Rejection Faurecia Autositze GmbH
18909170 CLAMPED DIAPHRAGM VALVE ASSEMBLY Non-Final OA IRR Manufacturing Enterprises, LLC
18786171 Dovetailed Gate Valve Final Rejection GARTECH, LLC
18779973 VALVE Non-Final OA Critical Component LLC
18762099 ALIGNMENT GUIDING STRUCTURE FOR QUICK COUPLER Final Rejection Shenzhen Fositek Telecom Co., Ltd.
18736057 COMPACT SLAB GATE VALVE SYSTEMS AND METHOD OF USE Final Rejection SCV Valve, LLC
18703035 Plug Valve Final Rejection SOGEFI AIR & COOLING
18386933 Solar Powered Air Regulated Controller Final Rejection FTW Technologies, LLC
17487406 PRESSURE RELIEF DEVICE Final Rejection BS&B INNOVATIONS LIMITED

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