Prosecution Insights
Last updated: May 29, 2026

Examiner: SPENCER, MAXIMILIAN TOBIAS

Tech Center 3700 • Art Units: 3771 3774

This examiner grants 33% of resolved cases

Performance Statistics

32.8%
Allow Rate
-37.2% vs TC avg
111
Total Applications
+32.3%
Interview Lift
1123
Avg Prosecution Days
Based on 61 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
2.9%
§102 Novelty
95.5%
§103 Obviousness
0.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19341062 DEVICES, SYSTEMS AND METHODS FOR IMPROVING RECAPTURE OF PROSTHTIC HEART VALVE DEVICE WITH STENT FRAME HAVING VALVE SUPPORT WITH INWARDLY STENT CELLS Final Rejection 4C Medical Technologies, Inc.
17762839 ANCHORS FOR MITRAL CHORDAE REPAIR Non-Final OA W. L. Gore & Associates, Inc.
17671180 PROSTHETIC HEART VALVES Final Rejection Edwards Lifesciences Corporation
17999638 PROSTHETIC-FOOT INSERT AND FORCE-TRANSMISSION ELEMENT, AND SYSTEM COMPOSED THEREOF Final Rejection OTTOBOCK SE & CO. KGAA
17233027 WOVEN MESH FOR ENCLOSING BONE MATERIAL Non-Final OA Warsaw Orthopedic, Inc.
18008476 A SELF-CLEANING POROUS LAYER TO MINIMIZE THROMBUS FORMATION ON BLOOD CONTACTING DEVICES Final Rejection UNIVERSITY OF PITTSBURGH - OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION
17928501 ARTIFICIAL BLOOD VESSEL Final Rejection HI-LEX CORPORATION
18252484 DECELLULARIZED TISSUE/POLYMER MULTI-COMPONENT BIOMATERIALS Non-Final OA YISSUM RESEARCH DEVELOPMENT COMPANY OF THE HEBREW UNIVERSITY OF JERUSALEM LTD
16924051 SYSTEMS AND METHODS FOR VARIABLE STIFFNESS TETHERS Final Rejection Ancora Heart, Inc.
18249938 SOLUTION ELECTROWRITING Non-Final OA CORNELL UNIVERSITY
18016831 METHOD FOR CONTROLLING A PROSTHESIS OR ORTHESIS Final Rejection Otto Bock Healthcare Products GmbH
18016829 METHOD FOR CONTROLLING A PROSTHESIS OR ORTHESIS Final Rejection Otto Bock Healthcare Products GmbH
18056934 ORTHOPEDIC DEVICE Final Rejection OTTO BOCK HEALTHCARE PRODUCTS GMBH
18546287 TEXTURED SURFACES OF BIOCOMPATIBLE POLYMERIC MATERIALS Non-Final OA INSTRUCTURE LABS B.V.
18224080 METHODS AND ASSEMBLIES FOR DEPLOYING BILIARY STENTS Non-Final OA ENDO GI MEDICAL LTD.
17996227 MEDICAL IMPLANT, MEDICAL DEVICE, SEPARATION DEVICE, FELTING DEVICE AND METHODS Non-Final OA ZURIMED TECHNOLOGIES AG
18092134 SYSTEM AND METHOD FOR AN ARTICULATING ANKLE Final Rejection OTTO BOCK HEALTHCARE LP
17189112 ADAPTER FOR PROSTHETIC FOOT Final Rejection OTTO BOCK HEALTHCARE LP
17621804 PLUG-SHAPED IMPLANT FOR THE REPLACEMENT AND REGENERATION OF BIOLOGICAL TISSUE AND METHOD FOR PREPARING THE IMPLANT Final Rejection JOINTSPHERE B.V.
17436164 AN ATTACHMENT MEANS FOR ATTACHING A MEDICAL DEVICE TO TISSUE, A SYSTEM FOR ATTACHING A MEDICAL DEVICE TO TISSUE, A MEDICAL DEVICE HAVING AN ATTACHMENT MEANS, A METHOD OF ATTACHING A MEDICAL DEVICE TO TISSUE, AND A METHOD OF MANUFACTURING AN ATTACHMENT MEANS Final Rejection GLOBAL SURGICAL INNOVATIONS PTY LTD
17332075 TEXTILE PRODUCTS HAVING A SEALANT OR COATING Final Rejection Hothouse Medical Limited

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