Prosecution Insights
Last updated: April 19, 2026

Examiner: PRESTON, REBECCA STRASZHEIM

Tech Center 3700 • Art Units: 3738 3774

This examiner grants 74% of resolved cases

Performance Statistics

73.5%
Allow Rate
+3.5% vs TC avg
644
Total Applications
+37.1%
Interview Lift
1331
Avg Prosecution Days
Based on 616 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
33.1%
§102 Novelty
28.7%
§103 Obviousness
32.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18653820 TAPERED HEART VALVE COVERING Non-Final OA EDWARDS LIFESCIENCES CORPORATION
18372607 EXPANDABLE PROSTHETIC HEART VALVES Non-Final OA EDWARDS LIFESCIENCES CORPORATION
18358855 METHODS TO FOLD AND FORM DELIVERY SYSTEM BALLOONS TO REDUCE THE DEPLOYED THV HEIGHT ASYMMETRY Non-Final OA EDWARDS LIFESCIENCES CORPORATION
18358845 3-D SHAPED SKIRTS FOR PROSTHETIC HEART VALVES Non-Final OA EDWARDS LIFESCIENCES CORPORATION
18168445 VALVE REPAIR IMPLANT WITH LEAFLET TENSION INDICATION Non-Final OA EDWARDS LIFESCIENCES CORPORATION
18009233 MULTI-BRANCH INTRALUMINAL DEVICES AND METHODS OF MAKING AND USING SAME Non-Final OA W. L. Gore & Associates, Inc.
17640018 SYNTHETIC EYE MODEL FOR OCULAR IMPLANT SURGICAL TRAINING Non-Final OA Alcon Inc.
18240112 DEVICES, SYSTEMS, AND METHODS FOR IMPLANTABLE MEDICAL DEVICES Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
18164524 STENT RETRIEVAL SYSTEM Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
17740224 SYSTEMS AND METHODS TO ENABLE PYLORIC CLOSURE Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
17982232 SERIALLY EXPANDING AN ARTIFICIAL HEART VALVE WITHIN A PEDIATRIC PATIENT Non-Final OA William Marsh Rice University
18477170 ORTHOPEDIC IMPLANTS AND METHODS Non-Final OA Paragon 28, Inc.
18991913 HEART VALVE DELIVERY ASSEMBLY AND UNLOCKING TUBE Non-Final OA Lepu Medical Technology (Beijing) Co., Ltd.
17860598 VENTRICULAR STABILITY ELEMENTS FOR SIDE-DELIVERABLE PROSTHETIC HEART VALVES AND METHODS OF DELIVERY Non-Final OA VDyne, Inc.
18081306 TUBULAR MEDICAL DEVICE Non-Final OA Vascutek Limited
18183827 STENT GRAFT WITH ELASTOMERIC IMPERMEABLE LAYER Non-Final OA Merit Medical Systems, Inc.
18378765 A Flexible Osteochondral or Chondral Graft Non-Final OA Restoration Biologics LLC
18384667 ANKLE PROSTHESIS WITH NEUTRAL POSITION ADJUSTMENT Non-Final OA EUROPEAN FOOT PLATFORM S.A.R.L.
18286049 ENDOPROTHESES COMPONENT FOR JOINTS Non-Final OA SEMMELWEIS EGYETEM
18256437 HEART VALVE STENT AND PROSTHETIC HEART VALVE STRUCTURE THEREOF Non-Final OA Shanqian (Zhuhai) Biomaterials Technology Co., Ltd.
18044740 STENT AND METHOD FOR MANUFACTURING STENT Non-Final OA NOBELPHARMA CO., LTD.
18000759 METHODS AND DEVICES FOR URETHAL TREATMENT Non-Final OA PROARC MEDICAL LTD.
17827643 KINK-RESISTANT TUBULAR SCAFFOLDS WITH ENHANCED RADIAL STRENGTH FOR TISSUE ENGINEERING APPLICATIONS Non-Final OA Matregenix, Inc.

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