Prosecution Insights
Last updated: May 29, 2026

Examiner: BUI, DUNG H

Tech Center 1700 • Art Units: 1758 1772 1773 1775 1776 1797

This examiner grants 78% of resolved cases

Performance Statistics

78.5%
Allow Rate
+13.5% vs TC avg
1,316
Total Applications
+24.7%
Interview Lift
930
Avg Prosecution Days
Based on 1241 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
10.1%
§102 Novelty
84.6%
§103 Obviousness
2.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18496235 ACCUMULATOR FOR COMPRESSOR Non-Final OA Samsung Electronics Co., Ltd.
18213102 AIR PURIFIER Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18314491 Reactor System having Sorbent to Remove Carbon Dioxide Final Rejection Saudi Arabian Oil Company
18298273 SYSTEMS AND METHODS FOR CHILLING A NATURAL GAS STREAM Non-Final OA SAUDI ARABIAN OIL COMPANY
18515506 COMPACT BIPOLAR IONIZER Non-Final OA Carrier Corporation
18347996 CARBON DIOXIDE RECOVERY SYSTEM Non-Final OA DENSO CORPORATION
18363815 GAS SOLUTION SUPPLY APPARATUS Non-Final OA EBARA CORPORATION
18270093 CONTINUOUS CARBON DIOXIDE CONVERSION PROCESS, AND SYSTEM THEREFOR Non-Final OA Korea University Research and Business Foundation
18377138 COMPACT SCRUBBER FOR PLASMA ABATEMENT GAS STREAM Non-Final OA Applied Materials, Inc.
18017758 Machine Housing Ventilator Final Rejection Bayerische Motoren Werke Aktiengesellschaft
18006014 THIRD-STAGE SYSTEM WITH AUTOMATIC BLEEDING, AND USE THEREOF Final Rejection Petróleo Brasileiro S.A. - Petrobras
18769955 CENTRIFUGAL WATER COLLECTOR WITH CONICAL WATER SCUPPER Non-Final OA Hamilton Sundstrand Corporation
17926713 LID ARRANGEMENT FOR A DUST EXTRACTOR COMPRISING A DUST CYCLONE CONTAINER AND A FINE FILTER SECTION Non-Final OA HUSQVARNA AB
18199810 LIQUEFIED GAS SYSTEM WITH BOIL-OFF CAPTURE Final Rejection NuMat Technologies, Inc.
18463129 PASSIVE DEHUMIDIFIER FOR ENVIRONMENT CONTROL UNITS Non-Final OA Textron Innovations, Inc.
17913238 PYROLYSIS GAS PURIFICATION/COOLING DEVICE, PYROLYSIS GAS PURIFICATION/COOLING METHOD, ORGANIC SUBSTANCE PRODUCTION DEVICE, AND METHOD FOR PRODUCING ORGANIC SUBSTANCE Final Rejection SEKISUI CHEMICAL CO., LTD.
18514315 CONE AIR FILTER Final Rejection K&N Engineering, Inc.
18284274 ACIDIC GAS ADSORBENT, METHOD FOR PRODUCING ACIDIC GAS ADSORBENT, AND ACIDIC GAS ADSORPTION DEVICE Non-Final OA NITTO DENKO CORPORATION
17781354 GAS-LIQUID SEPARATOR AND THERMAL MANAGEMENT SYSTEM Non-Final OA ZHEJIANG SANHUA INTELLIGENT CONTROLS CO., LTD.
18267745 STORAGE CASE FOR A PORTABLE DEVICE Non-Final OA Dyson Technology Limited
18199411 Apparatus and Method for Carbon Dioxide Recovery Non-Final OA Air Products and Chemicals, Inc.
18743567 METHODS OF ATTACHING A FLAT LAYER TO A HUB OF AN AXIAL FLOW ELEMENT Non-Final OA Cummins Filtration IP, Inc.
18718983 SOLID SORBENT FOR REMOVAL OF CARBON DIOXIDE FROM A CO2-CONTAINING GAS Non-Final OA Sustaera Inc.
18554956 DEVICE AND METHOD FOR SEPARATING PARTICLES FROM AEROSOLS FOR CONDITIONING TEST AEROSOLS FOR PENETRATION MEASUREMENT ON FILTERS Non-Final OA TOPAS GMBH TECHNOLOGIE-ORIENTIERTE PARTIKEL-, ANALYSEN- UND SENSORTECHNIK
17944360 LENS PROTECTION STRUCTURE Non-Final OA TRIPLE WIN TECHNOLOGY(SHENZHEN) CO.LTD.
18199427 ATMOSPHERIC WATER GENERATION SYSTEMS AND METHODS USING ELECTROSTATIC NUCLEATION OF WATER VAPOR IN AIR Non-Final OA Genesis Systems LLC
18391504 Exhaust Gas Systems and Methods Non-Final OA Electronic Fluorocarbons, LLC
18540034 COMPRESSED AIR-MOISTURE SEPARATING UNIT FOR MULTISTAGE TURBOCOMPRESSOR SYSTEM Non-Final OA TURBOWIN CO., LTD.
18380080 PARABOLIC CYCLONE Non-Final OA Mullet Tools, LLC
17992847 OIL SEPARATOR AND OUTDOOR UNIT FOR AIR CONDITIONER Non-Final OA GD Midea Heating & Ventilating Equipment Co., Ltd.

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