Prosecution Insights
Last updated: May 29, 2026

Examiner: KURTZ, BENJAMIN M

Tech Center 1700 • Art Units: 1772 1778 1779 1797

This examiner grants 57% of resolved cases

Performance Statistics

56.8%
Allow Rate
-8.2% vs TC avg
1,162
Total Applications
+17.3%
Interview Lift
1150
Avg Prosecution Days
Based on 1110 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
5.9%
§102 Novelty
85.7%
§103 Obviousness
3.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18219823 FILTER DEVICE Final Rejection ENGEL AUSTRIA GmbH
19194427 FILTER SYSTEM FOR HANDHELD CONTAINERS OF CONSUMABLE LIQUIDS Non-Final OA CAP ZERO, LLC
17053848 Membrane for Capillary Microfiltration Final Rejection Solventum Intellectual Properties Company
19066133 Isolation of Ammonia from Wastewater with Struvite Non-Final OA Perseverance Water Guardian LLC
19015910 METHOD OF OPERATING A RAKE SYSTEM Non-Final OA Duperon Innovation LLC
18583824 FILTER ASSEMBLY WITH FILTER ELEMENT ENDCAP HAVING INTEGRAL EXTERNAL ROUNDED POLYGON SHAPED SEALING SURFACE Final Rejection Schroeder Industries, LLC
18328831 Liquid Filter with a Clean-Side Stop Valve as well as an Assembly with a Liquid Filter and a Liquid Circuit Non-Final OA MANN+HUMMEL GmbH
18385580 PUSH FILTER WITH FLOATING KEY LOCK Final Rejection KX Technologies LLC
18570091 UV Mesh Cover for Clarifiers and Systems Thereof Non-Final OA Xylem Water Solutions Zelienople LLC
18563914 SELF-RELEASING FILTER CONNECTOR Final Rejection FILTRATION TECHNOLOGY CORPORATION
18448694 SELF-LOCKING FILTER CARTRIDGE AND ASSEMBLY Final Rejection Qingdao Ecopure Filter Co., Ltd.
18493201 OIL FILTER BASE ASSEMBLY Non-Final OA WENZHOU BONAI AUTO RADIATOR CO.,LTD
18281875 FILTER CARTRIDGE FOR INSERTION IN A FILTER HOUSING OF A FLUID FILTER Non-Final OA HENGST SE
18460704 AUTOMATIC WATER FILTERING PURIFYING BOTTLE Non-Final OA GUANGZHOU LANQUAN HOUSEHOLD ELECTRICAL APPLIANCE CO., LTD
17887625 FILTER DEVICE AND FILTER ELEMENT Non-Final OA Hydac Filtertechnik GmbH
18274602 Installation Assistance Features and Methods for Installation of a Water Filter Non-Final OA Think Tank Investments, LLC
18355701 MODULAR FLUID PROCESSING APPARATUSES, MODULAR COMPONENTS AND RELATED METHODS Final Rejection PSI-Polymer Systems, Inc.
18196314 Packing material-containing microcolumn Non-Final OA ACE BioAnalysis, Inc.
18143966 FLUID POWER SYSTEM MONITORING BASED ON FLUID PARAMETERS Final Rejection IoT Diagnostics
18305234 PORTABLE ATMOSPHERIC WATER GENERATOR Non-Final OA Spout Ventures Inc.
18137193 WATER FILTER/SCREEN Final Rejection Dama Manufacturing Limited
18043849 FILTER CARTRIDGE Final Rejection ACLARIS WATER INNOVATIONS GMBH, LINDAU, ZWEIGNIEDERLASSUNG REBSTEIN
18113288 Fluid Filter and Spill Kit Extreme Odor and Toxin Eliminator, Composition and Process Non-Final OA Standard Hydrogen Company, Inc.
17962394 SUPPORT GRID ASSEMBLY FOR PRESSURE VESSEL Final Rejection Aqseptence Group, Inc.

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