Prosecution Insights
Last updated: April 19, 2026

Examiner: HOBSON, STEPHEN

Tech Center 1700 • Art Units: 1776

This examiner grants 65% of resolved cases

Performance Statistics

65.1%
Allow Rate
At TC average
664
Total Applications
+21.2%
Interview Lift
1161
Avg Prosecution Days
Based on 611 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
19.7%
§102 Novelty
45.9%
§103 Obviousness
30.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18378256 AIR PURIFIER Non-Final OA LG ELECTRONICS INC.
18153209 DESICCANT ASSEMBLY FOR HUMIDITY CONTROL WITHIN A SENSOR HOUSING Non-Final OA LG INNOTEK CO., LTD.
17044462 AIR FILTER CLEANER PROCESSING Non-Final OA Electrolux Appliances Aktiebolag
18024847 ANALYSIS SYSTEM AND MANAGEMENT SYSTEM, ANALYSIS METHOD, AND ANALYSIS PROGRAM Non-Final OA MITSUBISHI HEAVY INDUSTRIES, LTD.
16937729 CARBON DIOXIDE CAPTURE SYSTEM AND METHOD OF OPERATING CARBON DIOXIDE CAPTURE SYSTEM Non-Final OA TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
18377482 Hollow Fiber Membrane Supported Metal Organic Framework (MOF) Based Device Non-Final OA New Jersey Institute of Technology
18930346 AIR DIFFUSER Non-Final OA AQUACONSULT ANLAGENBAU GMBH
18544710 Apparatus and Method for Nitrogen Generation for Methanol Powered Maritime Vehicle Non-Final OA Air Products and Chemicals, Inc.
18670470 OXYGEN INFUSION MODULE FOR WASTEWATER TREATMENT Non-Final OA Prosper Technologies, LLC
18468152 HUMIDIFYING DEVICE Non-Final OA QINGDAO HISENSE HITACHI AIR-CONDITIONING SYSTEMS CO., LTD.
18647196 DRIFT ELIMINATOR AND METHOD OF MAKING Non-Final OA Brentwood Industries, Inc.
17429223 FILTER SEAL ASSEMBLY AND SYSTEM Non-Final OA Donaldson Company, Inc.
18251558 Final Fill Assembly and Method of Integrity Testing Non-Final OA EMD Millipore Corporation
18414916 LIQUID-WASHING AIR PURIFYING AND DISINFECTING DEVICE Non-Final OA Xuzhou Xinkun Electric Co., Ltd
18468912 PULSED ABSORPTION CONTACTOR Non-Final OA NUOVO PIGNONE TECNOLOGIE SRL
18376192 GAS PURIFICATION APPARATUS Non-Final OA L'Air Liquide, Société Anonyme pour i'Exploitation des Procédés Georges Claude
18380181 FILTER MOUNT Non-Final OA INV HOLDINGS, INC.
15845398 PROCESS AND SYSTEMS FOR OBTAINING 1,4-BUTANEDIOL FROM FERMENTATION BROTHS Non-Final OA Genomatica, Inc.
15651929 PROCESS AND SYSTEMS FOR OBTAINING 1,4-BUTANEDIOL FROM FERMENTATION BROTHS Final Rejection GENOMATICA, INC.
18554435 A SYSTEM AND METHOD FOR DEHUMIDIFYING AIR Non-Final OA Solutherm B.V.
18374714 Methods and Apparatus for Rejecting Moisture from a Desiccant Solution Non-Final OA Jacob Miller
18374712 Methods and Apparatus for Rejecting Moisture from a Desiccant Solution Non-Final OA Jacob Miller
18549081 CHILLED AMMONIA-BASED CARBON DIOXIDE ABATEMENT SYSTEM AND METHOD Non-Final OA NUOVO PIGNONE TECNOLOGIE – S.R.L.
17769105 A SYSTEM, METHOD AND GENERATOR FOR GENERATING NANOBUBBLES OR NANODROPLETS AT AMBIENT CONDITIONS Non-Final OA UNIVERSITY COLLEGE DUBLIN, NATIONAL UNIVERSITY OF IRELAND, DUBLIN
16624534 LIQUID DISTRIBUTOR FOR A SEPARATION DEVICE COMPRISING A SCREEN MADE OF A CARBON COMPOSITE MATERIAL Non-Final OA SGL CARBON SE
17558321 CAPTURING CARBON DIOXIDE Final Rejection Carbon Engineering ULC
17610774 HYDROGEN PURIFICATION Final Rejection HALDOR TOPSØE A/S
18007795 Graphene Oxide-Nanoparticle Composite Membranes, Preparation and Uses Thereof Final Rejection OOYOO LTD.
17906551 A METHOD AND A DEVICE FOR INFLUENCING ENTITIES IN A GAS FLOW Final Rejection FILTSON OY
17299595 AIR PURIFIER Non-Final OA Blueair AB

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