Prosecution Insights
Last updated: May 29, 2026

Examiner: KHANDKER, RAIHAN R

Tech Center 3700 • Art Units: 3771 3795

This examiner grants 64% of resolved cases

Performance Statistics

63.9%
Allow Rate
-6.1% vs TC avg
222
Total Applications
+58.9%
Interview Lift
1063
Avg Prosecution Days
Based on 158 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
4.3%
§102 Novelty
85.9%
§103 Obviousness
4.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18096256 ULTRASOUND CONTROLLED REMOTELY DEFLATABLE ENDOSCOPIC DETACHABLE BALLOON Final Rejection The Regents of the University of California
18592286 VASO-OCCLUSIVE DEVICE Non-Final OA STRYKER EUROPEAN OPERATIONS LIMITED
18827328 MEDICAL DEVICE Non-Final OA KANEKA CORPORATION
18268443 EMBOLIZATION DEVICE Final Rejection KANEKA CORPORATION
18343282 DEVICES, SYSTEMS, AND METHODS FOR THE TREATMENT OF VASCULAR DEFECTS Final Rejection Covidien LP
18553058 DEVICES, SYSTEMS, AND METHODS FOR PERFORMING SUTURING PROCEDURES Non-Final OA INTUITIVE SURGICAL OPERATIONS, INC.
18658248 BIORESORBABLE DEVICE Non-Final OA ABIOMED, Inc.
18077926 IMPLANT Non-Final OA OLYMPUS WINTER & IBE GMBH
18349255 OPERATION DEVICE AND IMPLANTED BODY INDWELLING INSTRUMENT Final Rejection TERUMO KABUSHIKI KAISHA
18768462 DELIVERY DEVICE FOR OCCLUSIVE IMPLANTS Non-Final OA Boston Scientific Scimed, Inc.
18638866 PERCUTANEOUS SLING FOR PAPILLARY MUSCLE APPROXIMATION Non-Final OA Boston Scientific Scimed, Inc.
18631575 OCCLUSIVE IMPLANT SYSTEM Final Rejection BOSTON SCIENTIFIC SCIMED,INC.
18228786 DEVICES, SYSTEMS, AND METHODS FOR OCCLUDING A BODY PASSAGE Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
18139543 LEFT ATRIAL APPENDAGE CLOSURE DEVICE WITH CENTRAL SUPPORT Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
18108099 IMPLANTABLE MEDICAL DEVICE WITH OPPOSING BARBS FOR BI-DIRECTIONAL STABILITY Final Rejection BOSTON SCIENTIFIC SCIMED, INC.
18617745 LEFT-ATRIAL APPENDAGE OCCLUSION Final Rejection Medtronic, Inc.
17194113 DELIVERY SYSTEMS FOR CARDIAC VALVE DEVICES, AND ASSOCIATED METHODS OF OPERATION Non-Final OA Medtronic, Inc.
17684183 OCCLUDER STABILIZING MEMBERS Non-Final OA St. Jude Medical, Cardiology Division, Inc.
18988073 TROCAR INCISION CLOSURE KIT AND METHOD OF ASSEMBLING SAME Non-Final OA GORDIAN SURGICAL LTD
17927241 TISSUE REPAIR SYSTEM Non-Final OA Smith & Nephew Asia Pacific Pte Limited
17318549 Flow rate control device for variable artery occlusion Non-Final OA Government of the United States as represented by the Secretary of the Air Force
18886808 Implant Delivery System Non-Final OA MicroVention, Inc.
18937647 ABDOMINAL CLOSURE METHOD AND DEVICE VARIATIONS FOR CLOSING VENTRAL HERNIAS AND REDUCING RECURRENCE Non-Final OA Absolutions Med, Inc.
18702979 Catheters, Catheter Assemblies, & Methods Non-Final OA Bard Peripheral Vascular, Inc.
18082524 MEDICAL DEVICE AND SYSTEM WITH ENHANCED ECHOGENICITY AND METHOD THEREOF Non-Final OA Coherex Medical, Inc.
18459721 EMBOLIZATION DEVICES INCLUDING BRAIDED WIRES, METHODS OF MAKING AND USING THE SAME Final Rejection Merit Medical Systems, Inc.
18009017 DETACHMENT MECHANISM FOR DETACHABLE-TIP ENDOVASCULAR DEVICES Non-Final OA Icahn School of Medicine at Mount Sinai
18113598 INTRASACULAR FLOW DIVERTER AND RELATED METHODS Final Rejection NV MEDTECH, Inc.
18563520 INTRATUMOR TURBULENT FLOW DEVICE Final Rejection Beijing Taijieweiye Technology Co., Ltd.
18256705 OCCLUDING DEVICE Non-Final OA LIFETECH SCIENTIFIC (SHENZHEN) CO., LTD.

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