Prosecution Insights
Last updated: April 19, 2026

Examiner: HANSEN, KENNETH J

Tech Center 3700 • Art Units: 3746

This examiner grants 81% of resolved cases

Performance Statistics

80.9%
Allow Rate
+10.9% vs TC avg
639
Total Applications
+7.9%
Interview Lift
1057
Avg Prosecution Days
Based on 606 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
21.8%
§102 Novelty
45.4%
§103 Obviousness
25.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18391987 Improving scale control for protecting electric submersible pumps Final Rejection Saudi Arabian Oil Company
18878104 MOTOR, BLOWER, AND CLOTHING ACCESSORY Non-Final OA NIDEC CORPORATION
19082599 ELECTRIC LIQUID PUMP Non-Final OA TOYODA GOSEI CO., LTD.
19047533 PUMP WITH CONDUIT SYSTEM FLUIDLY COUPLED TO CYLINDERS Non-Final OA Ingersoll-Rand Industrial U.S., Inc.
19119433 PRESSURE SOURCE UNIT Non-Final OA KAWASAKI JUKOGYO KABUSHIKI KAISHA
19236830 ELECTRICALLY POWERED DEVICE KIT INCLUDING A CEILING MOUNTING ASSEMBLY Non-Final OA Lowe's Companies, Inc.
19021783 Regenerative blower Non-Final OA Fisher & Paykel Healthcare Limited
19171672 BLOOD PUMP SHAFT BEARING Non-Final OA Boston Scientific Scimed, Inc.
19095406 CHECK VALVE FOR RAM AIR TURBINE (RAT) RE-STOW PUMP Non-Final OA Hamilton Sundstrand Corporation
18685022 Method for Detecting a Fault, in Particular an Impeller Blockage, in a Centrifugal Pump, and Centrifugal Pump Non-Final OA KSB SE & Co. KGaA
19059306 AXIAL FAN Non-Final OA DELTA ELECTRONICS, INC.
18249846 VENTILATION DEVICE FOR A MOTOR VEHICLE COOLING MODULE Non-Final OA VALEO SYSTEMES THERMIQUES
19063861 WOBBLE PLATE PISTON WATER PUMP FOR USE IN A LOW FLOW GAS PRESSURE WASHER OR A LOW CURRENT ELECTRIC PRESSURE WASHER Non-Final OA ACTIVE PRODUCTS INC.
19054578 FLUIDIC METHODS AND DEVICES Non-Final OA Obotics Inc.
18859811 LOW CARBON EMISSION COMPRESSION STATION WITH DUAL USE CAPABILITY Final Rejection Nuovo Pignone Tecnologie - S.r.l.
18998444 ELECTRIC PUMP Non-Final OA ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO., LTD.
18841300 ELECTRIC COMPRESSOR Final Rejection MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD.
18986373 GYROSCOPIC AIR HANDLER METHOD AND APPARATUS Non-Final OA Airborne Motorworks Inc.
18736141 MOTOR POWER OPTIMIZATION FOR DOWNHOLE MOTORS Non-Final OA Sensia Netherlands B.V.
18850924 VACUUM PUMP Non-Final OA Edwards Japan Limited
18364145 UNIFIED VEHICLE PUMP Final Rejection Atieva, Inc.
18182585 FLUID PUMP Non-Final OA Berlin Heart GmbH
17697571 HVAC SYSTEM HAVING MULTIPLE BLOWER MOTORS AND A SHARED MOTOR CONTROLLER Final Rejection Goodman Manufacturing Company, L.P.
18566004 DEVICE FOR DETERMINING THE DIRECTION OF ROTATION OF THE IMPELLER OF A PUMP Non-Final OA EBARA PUMPS EUROPE S.P.A

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