Prosecution Insights
Last updated: April 19, 2026

Examiner: MCGANN, BERNADETTE KAREN

Tech Center 1700 • Art Units: 1773

This examiner grants 64% of resolved cases

Performance Statistics

63.8%
Allow Rate
-1.2% vs TC avg
146
Total Applications
+20.3%
Interview Lift
1194
Avg Prosecution Days
Based on 116 resolved cases, 2023–2026

Rejection Statute Breakdown

2.2%
§101 Eligibility
16.9%
§102 Novelty
41.5%
§103 Obviousness
32.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19366467 METHODS AND SYSTEMS FOR RECYCLING MATERIALS DURING PFAS DESTRUCTION Non-Final OA Claros Technologies Inc.
18771183 Methods and Systems of Oxidative Pretreatment of Aqueous Solutions Containing PFAS Final Rejection Claros Technologies Inc.
17597988 BUOYANCY CLEANING DEVICE FOR ABOVEGROUND POOL Non-Final OA Belgravia Wood Limited
17790060 REMOVABLE SCALE COLLECTOR AND INHIBITOR FILTER Non-Final OA KONINKLIJKE PHILIPS N.V.
18458009 MICROPLASTIC RECOVERY MATERIAL AND MICROPLASTIC RECOVERY DEVICE INCLUDING THE SAME Non-Final OA KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
19171873 SYSTEM AND METHODS OF REMOVING IONS FROM DRAINAGE WATER Non-Final OA Tailwater Systems, LLC
18389409 SYSTEM FOR FRICTION REDUCTION WITH CARBON SEQUESTRATION Non-Final OA HYDROZONIX, LLC
18554437 PRIMING METHOD AND SYSTEM FOR FORWARD OSMOSIS Non-Final OA Gambro Lundia AB
18277244 UREA TREATMENT APPARATUS AND UREA TREATMENT METHOD Non-Final OA ORGANO CORPORATION
18275149 IMPURITY ACQUISITION SYSTEM, WATER QUALITY TESTING SYSTEM, AND LIQUID PRODUCTION AND SUPPLY SYSTEM Final Rejection ORGANO CORPORATION
18546723 Preventing Hydrogen Embrittlement During Supercritical Water Oxidation (SCWO) of PFAS Final Rejection Revive Environmental Technology, LLC
18283737 DEVICE AND METHOD FOR SIMULATED MOVING BED SEPARATION WITH A LARGE HEIGHT/DIAMETER RATIO Non-Final OA IFP ENERGIES NOUVELLES
18243940 WATER TREATMENT SYSTEM VALVE BODY Non-Final OA Franklin Electric Co., Inc.
18288724 PREVENTIVE CONTROL METHOD AND SYSTEM FOR PREVENTING THE FOULING OF A MEMBRANE SEPARATION UNIT Non-Final OA SUEZ INTERNATIONAL
18550978 DEVICE FOR DISINFECTING A BEVERAGE IN A CONTAINER Non-Final OA Jose Ramon CAMPOS CASTILLO
18282053 METHOD FOR TREATING WATER Non-Final OA NEXCO TECHNOLOGY LIMITED
18546326 METHOD FOR THE COMBINED RECYCLING OF PHOSPHATE AND NITROGEN FROM SEWAGE SLUDGE AND OPTIONALLY BIOLOGICAL WASTE Non-Final OA Remondis Aqua GmbH & Co. KG
18038842 WATER TREATMENT Non-Final OA Purolite LLC
17091990 UNDERDRAIN ASSEMBLY Non-Final OA Aqseptence Group, Inc.
17721529 Method and Apparatus to Separate Per-and Polyfluoroalkyl Substances (PFAS) from Water Using Colloidal Gas Aphrons (CGAs) Final Rejection GSI Environmental Inc.
16797274 SYSTEM FOR RECOVERY OF LITHIUM FROM A GEOTHERMAL BRINE Final Rejection ENERGYSOURCE MINERALS LLC

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