Prosecution Insights
Last updated: August 18, 2026

Examiner: KHANDKER, RAIHAN R

Tech Center 3700 • Art Units: 3771 3774 3795

This examiner grants 65% of resolved cases

Performance Statistics

64.7%
Allow Rate
-5.3% vs TC avg
239
Total Applications
+57.9%
Interview Lift
1081
Avg Prosecution Days
Based on 170 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
22.1%
§102 Novelty
49.8%
§103 Obviousness
23.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18113598 INTRASACULAR FLOW DIVERTER AND RELATED METHODS Final Rejection NV MEDTECH, Inc.
18987183 LEFT ATRIAL APPENDAGE IMPLANT Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
18987989 CONTROLLED SHIELDING OF SHAPE MEMORY POLYMERS AND FOAMS Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
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.
18228786 DEVICES, SYSTEMS, AND METHODS FOR OCCLUDING A BODY PASSAGE Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
18116406 OCCLUSIVE IMPLANT SYSTEM Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
18108099 IMPLANTABLE MEDICAL DEVICE WITH OPPOSING BARBS FOR BI-DIRECTIONAL STABILITY Final Rejection BOSTON SCIENTIFIC SCIMED, INC.
17992794 DEVICES, SYSTEMS, AND METHODS FOR PYLORIC OCCLUSION Final Rejection BOSTON SCIENTIFIC SCIMED, INC.
18770224 OCCLUSIVE IMPLANT SYSTEM Non-Final OA BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED
18553058 DEVICES, SYSTEMS, AND METHODS FOR PERFORMING SUTURING PROCEDURES Final Rejection INTUITIVE SURGICAL OPERATIONS, INC.
19177436 MOTORIZED IMPLANT DELIVERY SYSTEM Non-Final OA EDWARDS LIFESCIENCES CORPORATION
19373596 SYSTEMS AND METHODS FOR REMOVAL OF BIOLOGICAL OBJECTS FROM ANATOMICAL STRUCTURES WITHIN A BODY Final Rejection Ventaris Surgical, Inc.
18361760 OCCLUSIVE DEVICES FOR TREATING VASCULAR DEFECTS AND ASSOCIATED SYSTEMS AND METHODS Final Rejection Covidien LP
18343282 DEVICES, SYSTEMS, AND METHODS FOR THE TREATMENT OF VASCULAR DEFECTS Final Rejection Covidien LP
18077926 IMPLANT Final Rejection OLYMPUS WINTER & IBE GMBH
18871419 DELIVERY AND RETRIEVAL SYSTEM FOR MEDICAL DEVICE Non-Final OA Medtronic, Inc.
18540174 DELIVERY DEVICE WITH AN ACTUATOR HAVING A HARD STOP AND RELATED SYSTEMS AND METHODS Non-Final OA Cook Medical Technologies LLC
18349255 OPERATION DEVICE AND IMPLANTED BODY INDWELLING INSTRUMENT Final Rejection TERUMO KABUSHIKI KAISHA
18268443 EMBOLIZATION DEVICE Non-Final OA KANEKA CORPORATION
18944244 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
18702979 Catheters, Catheter Assemblies, & Methods Final Rejection Bard Peripheral Vascular, Inc.
18568513 VASCULAR OCCLUSION DEVICES COMPRISING OPEN STRUCTURAL COMPONENTS AND SEALED MEMBRANES Final Rejection Bard Peripheral Vascular, Inc.
18009017 DETACHMENT MECHANISM FOR DETACHABLE-TIP ENDOVASCULAR DEVICES Non-Final OA Icahn School of Medicine at Mount Sinai
18256705 OCCLUDING DEVICE Non-Final OA LIFETECH SCIENTIFIC (SHENZHEN) CO., LTD.

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