Prosecution Insights
Last updated: April 19, 2026

Examiner: PELLEGRINO, BRIAN E

Tech Center 3700 • Art Units: 3738 3774 3799

This examiner grants 55% of resolved cases

Performance Statistics

55.2%
Allow Rate
-14.8% vs TC avg
701
Total Applications
+35.5%
Interview Lift
1831
Avg Prosecution Days
Based on 649 resolved cases, 2023–2026

Rejection Statute Breakdown

0.9%
§101 Eligibility
23.1%
§102 Novelty
42.7%
§103 Obviousness
25.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17843997 DEVICES, SYSTEMS, AND METHODS FOR TREATMENT OF DUCT OCCLUSION Final Rejection Purdue Research Foundation
17911860 TYNE DOCKING FOR PERCUTANEOUS CORONARY INTERVENTION ACCESS Non-Final OA Medtronic Vascular, Inc.
18460853 POSTERIOR STABILIZED KNEE PROSTHESIS SYSTEM Non-Final OA Aesculap AG
18177022 BIORESORBABLE TUBULAR ORGAN STENT Non-Final OA University of Washington
17747406 LUMEN APPOSING STENT TO DELIVER TARGETED THERAPY Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
18032752 KIDNEY STONE MANAGEMENT Non-Final OA GYRUS ACMI, INC. D/B/A OLYMPUS SURGICAL TECHNOLOGIES AMERICA
18057459 IMPLANTABLE DEVICES AND TECHNIQUES FOR ONCOPLASTIC SURGERY Non-Final OA HOLOGIC, INC.
17904516 STENT GRAFTS HAVING A RADIOPAQUE MARKER AND METHODS OF PRODUCING Final Rejection C.R. Bard, Inc.
16960346 Urological Stent Non-Final OA Olympus Corporation
18179254 DEVICES FOR AORTIC REPAIR, AND ASSOCIATED SYSTEMS AND METHODS Non-Final OA Medtronic, Inc.
18255763 MITRAL VALVE IMPLANTS Non-Final OA SHIFAMED HOLDINGS, LLC
18043499 INTERFACE FOR PROSTHETIC CARDIAC VALVE AND DELIVERY SYSTEMS Non-Final OA SHIFAMED HOLDINGS, LLC
18002713 Lymph Conduction System Implant and Method of Using Same Final Rejection Bard Peripheral Vascular, Inc.
18306340 COATED ITEMS AND MANUFACTURING THEREOF Non-Final OA Picosun Oy
17395404 RADIOPAQUE MARKER ASSEMBLY Final Rejection Vactronix Scientific LLC
18358479 DEVICE, SYSTEM, AND METHOD FOR TRANSCATHETER TREATMENT OF VALVULAR REGURGITATION Non-Final OA Polares Medical Inc.
18613843 TISSUE PRODUCTS WITH VARIATIONS IN MECHANICAL PROPERTIES AND METHODS OF TREATMENT Non-Final OA LifeCell Corporation
18277636 AUXETIC WEB STRUCTURE OR FIELD STRUCTURE, AND USE Non-Final OA Christian-Albrechts-Universitaet zu Kiel
18172602 POST DEPLOYMENT RADIAL FORCE RECOVERY OF BIODEGRADABLE SCAFFOLDS Non-Final OA Razmodics LLC
18038013 Delivery Device and Delivery System Non-Final OA Shenzhen Lifevalve Medical Scientific Co. Ltd.
18372410 ANKLE ARTHROPLASTY DEVICES, SYSTEMS, AND METHODS Non-Final OA Vilex LLC
18280234 ADJUSTABLE OVERLAYING LINER-PROSTHESIS INTERFACE AND CORRESPONDING METHOD Non-Final OA ETHNOCARE INC.
18205383 PROSTHETIC HEART VALVE DEVICE, SYSTEM, AND METHODS Non-Final OA HANGZHOU SEQUOLA MEDICAL DEVICE CO., LTD.
17786476 MEDICAL SYSTEM FOR TREATING STENOSIS IN INTRACRANIAL VESSELS Final Rejection Acandis GmbH
18034387 BEADED COMPONENT, MANUFACTURING METHOD AND APPLICATION THEREOF Non-Final OA ACCUMEDICAL BEIJING LTD.
18247695 CONSTRUCTIVE ARRANGEMENT INTRODUCED IN ENDOPROSTHESIS Final Rejection BRAILE BIOMEDICA INDUSTRIA COMERCIO E REPRESENTACOES LTDA.
18246635 Bone Implant with Porous Membrane and Method for Preparation Thereof Non-Final OA BEIJING HUAYU CHUANGXIN TA-NB SCIENCE & TECHNOLOGY CO., LTD.
18188137 BIODEGRADABLE MEDICAL IMPLANTS, POLYMER COMPOSITIONS AND METHODS OF USE Non-Final OA InCube Labs, LLC
18021113 FILLING/CUSHIONING MEMBER FOR SKIN GRAFTS ON AURICULAR SKIN DEFECTS Non-Final OA SAKURA SEIKI CO., LTD.
18005963 BIONIC TISSUE STENT, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF Non-Final OA SINOBIOPRINT (SHANGHAI) BIOTECH LTD.

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