Prosecution Insights
Last updated: April 19, 2026

Examiner: KALIHER, HANS CHRISTIAN

Tech Center 3700 • Art Units: 3781

This examiner grants 60% of resolved cases

Performance Statistics

59.8%
Allow Rate
-10.2% vs TC avg
174
Total Applications
+31.1%
Interview Lift
1106
Avg Prosecution Days
Based on 127 resolved cases, 2023–2026

Rejection Statute Breakdown

1.8%
§101 Eligibility
23.6%
§102 Novelty
51.6%
§103 Obviousness
19.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17818557 SHUNT SYSTEMS AND METHODS WITH TISSUE GROWTH PREVENTION Final Rejection Edwards Lifesciences Corporation
17797359 INFLOW / OUTFLOW CANNULA Final Rejection W. L. Gore & Associates, Inc.
18033215 HIGH-SPEED NANO MIST, PRODUCTION METHOD AND PRODUCTION DEVICE, PROCESSING METHOD AND PROCESSING DEVICE, AND MEASUREMENT METHOD AND MEASUREMENT DEVICE FOR SAME Final Rejection TOHOKU UNIVERSITY
17825047 ABSORBENT ARTICLES INCLUDING A WAIST PANEL WITH A FRANGIBLE BOND Non-Final OA The Procter & Gamble Company
17782224 ABSORBENT ARTICLE Non-Final OA Kimberly-Clark Worldwide, Inc.
18515101 BAG AND BAG FITMENT INCLUDING RIGID FLUOROPOLYMER SPIKE PORT Non-Final OA ENTEGRIS, INC.
17846860 In-Line Urinalysis System and Method Final Rejection C. R. Bard, Inc.
19053677 DEVICE, SYSTEM AND METHOD FOR INTERMITTENT DISPLACEMENT OF BLOOD TO MITIGATE PERIPHERAL NERVE NEUROPATHY Final Rejection Everett Medical Technologies LLC
18551571 ADJUSTABLE SHUNTING SYSTEMS AND ASSOCIATED SYSTEMS AND METHODS Non-Final OA Shifamed Holdings, LLC
17935882 Treatment For Hydrocephalus Non-Final OA MicroVention, Inc.
17335505 Ostomy Pouch Final Rejection ConvaTec Limited
18274104 MOBILITY UNIT FOR NEGATIVE-PRESSURE TREATMENT Non-Final OA KCI Manufacturing Unlimited Company
18638401 ELECTROACTIVE POLYMER ACTUATOR AND METHOD OF ACTUATION THEREOF Non-Final OA Vicora, Inc.
18035723 DEVICES, SYSTEMS AND METHODS FOR TREATING THE SKIN Non-Final OA HydraFacial LLC
16613562 ABSORBENT ARTICLE WITH CHANNELS AND METHOD FOR MANUFACTURING THEREOF Final Rejection Drylock Technologies NV
17628679 DIALYZER Final Rejection SCHOOL JURIDICAL PERSON THE KITASATO INSTITUTE
17826610 PORTABLE MICROPROCESSOR-CONTROLLED PERISTALTIC SUCTION APPARATUS Final Rejection DRW Medical LLC

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