Prosecution Insights
Last updated: April 19, 2026

Examiner: ROZANSKI, MICHAEL T

Tech Center 3700 • Art Units: 3737 3768 3786 3793 3797

This examiner grants 69% of resolved cases

Performance Statistics

69.4%
Allow Rate
-0.6% vs TC avg
939
Total Applications
+28.0%
Interview Lift
1237
Avg Prosecution Days
Based on 898 resolved cases, 2023–2026

Rejection Statute Breakdown

3.2%
§101 Eligibility
23.9%
§102 Novelty
36.8%
§103 Obviousness
23.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18987678 ULTRASOUND DIAGNOSTIC APPARATUS Non-Final OA FUJIFILM Corporation
19254230 VASCULAR ACCESS DEVICE AND METHODS Non-Final OA X9, Inc.
18158237 2-PHOTON ENDOSCOPIC FLUORESCENCE IMAGING PROBE WITH MULTIPLE, BENT, SLANTED-CUT COLLECTION FIBERS Non-Final OA Board of Regents, The University of Texas System
18909120 TFUS SYSTEM CONFIGURED WITH SIMPLIFIED PROBES Final Rejection Sanmai Technologies, PBC
18222206 PERCUTANEOUS CIRCULATORY SUPPORT DEVICE INCLUDING PROXIMAL PRESSURE SENSOR Non-Final OA Boston Scientific Scimed Inc.
18915474 SYSTEMS AND METHODS FOR TRACKING AND IMAGING A TREATMENT PROBE HAVING AN INTEGRATED SENSOR Final Rejection Covidien LP
18288983 DEFLECTABLE CATHETER WITH LOCALIZATION SENSOR Non-Final OA Covidien LP
18569037 SYSTEMS FOR CLOT LENGTH AND PROPERTY CHARACTERIZATION Non-Final OA KONINKLIJKE PHILIPS N.V.
18142575 APPARATUS, SYSTEMS AND METHODS FOR PERFORMING WIDE FREQUENCY RANGE ULTRASOUND IMAGING USING A SINGLE ULTRASOUND PROBE Final Rejection Clarius Mobile Health Corp.
18072116 Technique For Providing User Guidance In Surgical Navigation Final Rejection Stryker European Operations Limited
17857974 Impedance Monitoring Vascular Access Device Final Rejection Bard Access Systems, Inc.
18105272 ENERGY RADIATION TREATMENT METHOD AND SYSTEM SUPPORTING ENERGY RADIATION TREATMENT Final Rejection OLYMPUS CORPORATION
18399230 GUIDING SHEATH SYSTEM WITH POSITION SENSING AND RELATED METHODS Non-Final OA Biosense Webster (Israel) Ltd.
18750782 Oral Patient Tracking Device And Method Of Using The Same Non-Final OA Medtronic Navigation, Inc.
18630348 SYSTEM AND METHOD FOR IMAGING AND REGISTRATION FOR NAVIGATION Final Rejection Medtronic Navigation, Inc.
18716502 HEAT CONSUMPTION ESTIMATION METHOD AND APPARATUS, AND STORAGE MEDIUM Non-Final OA Beijing Xiaomi Mobile Software Co., Ltd.
18771061 ULTRASONIC TREATMENT DEVICE WITH LARGE FOCUSED AREA AND ULTRASONIC TREATMENT TIP Non-Final OA SHENZHEN PENINSULA MEDICAL GROUP
18806916 ULTRASONIC IMAGING DEVICES SYSTEMS AND METHODS Final Rejection BFLY Operations, Inc
17555351 INDEPENDENTLY OPERATED PIEZOELECTRIC ULTRASOUND ELEMENTS ARRANGED IN A CHECKERBOARD PATTERN Non-Final OA BFLY Operations, Inc.
18742969 ABLATION DEVICE WITH ARTICULATED IMAGING TRANSDUCER Final Rejection Gynesonics, Inc.
18610235 DIGITAL IMAGE ANALYSIS FOR DEVICE NAVIGATION IN TISSUE Non-Final OA IX Innovation LLC
18708424 PATIENT DISTRESS MONITORING WITH A PERITONEAL DIALYSIS CYCLER Non-Final OA BAXTER HEALTHCARE SA
18595736 GUIDANCE SYSTEM, METHOD AND DEVICES THEREOF Final Rejection KARL STORZ SE & Co. KG
18419039 VISUALIZATION SYSTEM WITH SPATIAL MEASUREMENTS Final Rejection B. Braun New Ventures GmbH
18630488 IMAGING SYSTEMS AND METHODS FOR TISSUE DIFFERENTIATION, E.G., FOR INTRAOPERATIVE VISUALIZATION Final Rejection Cornell University
18744469 SYSTEM AND METHOD FOR TISSUE INTERVENTION VIA IMAGE-GUIDED BOILING HISTOTRIPSY Final Rejection Petal Surgical, Inc.
17960551 METHOD AND SYSTEM FOR MODELING PREDICTIVE OUTCOMES OF ARTHROPLASTY SURGICAL PROCEDURES Final Rejection EXACTECH, INC.
18002795 METHOD AND APPARATUS FOR CALCULATING HEMODYNAMIC VARIABLE BY USING ELECTRICAL IMPEDANCE TOMOGRAPHY Final Rejection BILAB CO., LTD.
18227615 INDICATOR TEMPERATURE COMPENSATION IN FLOW RATE CALCULATION Final Rejection Transonic Systems Inc.
18333958 SYSTEM FOR FOCUSED TARGETING OF MAGNETO-AEROTACTIC-RESPONSIVE BACTERIA AND METHOD OF USE THEREOF Final Rejection STARPAX BIOPHARMA INC.

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