Prosecution Insights
Last updated: May 29, 2026

Examiner: WITTLIFF, KATERINA ANNA

Tech Center 3700 • Art Units: 2841 3746 3783 3792

This examiner grants 50% of resolved cases

Performance Statistics

50.0%
Allow Rate
-20.0% vs TC avg
67
Total Applications
+55.6%
Interview Lift
1335
Avg Prosecution Days
Based on 10 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
4.6%
§102 Novelty
93.9%
§103 Obviousness
1.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17728670 Tunneled Intravascular Catheters, Catheter Systems, and Related Methods Final Rejection Ohio State Innovation Foundation
17764655 DRUG COATED BALLOON Final Rejection W. L. Gore & Associates, Inc.
17690672 Blood Infusion System for Controlling Concentration of Calcium in Blood Infusate Final Rejection The Medical College of Wisconsin, Inc.
17770349 DRUG DELIVERY SYSTEM AND METHOD OF USE Non-Final OA AMGEN INC.
18037113 BREAST SHIELD FOR A BREAST PUMP Non-Final OA KONINKLIJKE PHILIPS N.V.
18057258 CATHETER Non-Final OA TERUMO KABUSHIKI KAISHA
17789442 SYSTEM AND METHOD FOR ADMINISTERING A MEDICAL FLUID TO A PATIENT Final Rejection Fresenius Vial SAS
17977836 Peripherally Inserted Central Catheter System Including a Stylet with Lubrication Final Rejection Bard Access Systems, Inc.
17782944 Drug delivery device, system comprising a drug delivery device, and associated method Non-Final OA Sanofi
17852526 Non-Integrated Catheter System Having an Extension Set Non-Final OA Becton, Dickinson and Company
17852574 Protective Cover for a Medical Device Final Rejection Becton, Dickinson and Company
17851641 Instrument Advancement Device Configured for Septum Engagement Final Rejection Becton, Dickinson and Company
18242110 MEDICAL BALLOON ASSEMBLY, USE THEREOF, AND METHOD OF DEPLOYING A MEDICAL BALLOON ASSEMBLY Non-Final OA Cook Medical Technologies LLC
17763154 Vascular Access Systems and Methods Thereof Final Rejection Bard Peripheral Vascular, Inc.
17734501 CORRELATION BETWEEN INTRAPERITONEAL PRESSURE ("IPP") MEASUREMENTS AND PATIENT INTRAPERITONEAL VOLUME ("IPV") METHODS, APPARATUSES, AND SYSTEMS Final Rejection BAXTER HEALTHCARE SA
18231997 Clip on Torque Device for Endovascular Procedures Non-Final OA Wisconsin Alumni Research Foundation
17828794 Compositions And Methods For Treating With A Combination Of Alternating Electric Fields And Trastuzumab Non-Final OA NOVOCURE GMBH
17852480 METALLIC SUPPORT STRUCTURE IN THE DRIVE ARM/HEAD OF A MEDICAL FLUID PUMP Final Rejection B. Braun Melsungen AG
18372237 SYRINGE TIP HAVING BLADE DIRECTION AND DISCHARGE DIRECTION ALIGNED WITH EACH OTHER Non-Final OA SHOFU INC.
18269957 SKIN PATCH DRUG INFUSION DEVICE Non-Final OA MEDTRUM TECHNOLOGIES INC.
17924119 UNIDIRECTIONAL-DRIVEN DRUG INFUSION DEVICE Final Rejection MEDTRUM TECHNOLOGIES INC.
17791163 MEDICAL INSTRUMENT AND MEDICAL DEVICE Non-Final OA FURUKAWA ELECTRIC CO., LTD.
17720891 SYSTEM FOR OPTIMIZING PUMPING SESSION SUCCESS Non-Final OA MEDELA HOLDING AG
17645210 BREASTMILK COLLECTION SYSTEM Non-Final OA LANSINOH LABORATORIES, INC.
18270176 ENTERAL FEEDING TUBE WITH POLYGONAL CONFIGURATION Non-Final OA MEDELA AG
18257942 MEDICATION DELIVERY DEVICE Non-Final OA BPREX PHARMA PACKAGING INDIA PVT. LTD.
18256927 INJECTION END POINT SIGNALLING DEVICE FOR PRE-FILLED SYRINGES Non-Final OA BIOCORP PRODUCTION S.A.
17995925 DEVICES, METHODS, AND SYSTEMS FOR SUBCLAVIAN VEIN CATHETER PLACEMENT Non-Final OA SCV DELIVERY SYSTEMS LLC
17621803 MICROPLASMA INTEGRATED ARRAY OTOSCOPE SPECULUM AND EAR TREATMENT METHODS Non-Final OA The Board of Trustees of the University of lllinois
17626191 PROTECTIVE CAP FOR ATTACHMENT TO A NEEDLE STICK PROTECTION DEVICE FOR A SYRINGE, SYRINGE SAFETY SYSTEM AND SYRINGE SYSTEM Final Rejection Schreiner Group GmbH & Co. KG

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