Prosecution Insights
Last updated: May 29, 2026

Examiner: ROZANSKI, MICHAEL T

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

This examiner grants 70% of resolved cases

Performance Statistics

69.5%
Allow Rate
-0.5% vs TC avg
941
Total Applications
+27.9%
Interview Lift
1200
Avg Prosecution Days
Based on 904 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
13.2%
§102 Novelty
61.2%
§103 Obviousness
1.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19254230 VASCULAR ACCESS DEVICE AND METHODS Non-Final OA X9, Inc.
18987678 ULTRASOUND DIAGNOSTIC APPARATUS Non-Final OA FUJIFILM Corporation
18288983 DEFLECTABLE CATHETER WITH LOCALIZATION SENSOR Non-Final OA Covidien LP
18909120 TFUS SYSTEM CONFIGURED WITH SIMPLIFIED PROBES Final Rejection Sanmai Technologies, PBC
18142575 APPARATUS, SYSTEMS AND METHODS FOR PERFORMING WIDE FREQUENCY RANGE ULTRASOUND IMAGING USING A SINGLE ULTRASOUND PROBE Final Rejection Clarius Mobile Health Corp.
18808688 NON-INVASIVE ESTIMATION OF PROSTATE TISSUE COMPOSITION BASED ON MULTI-PARAMETRIC MRI DATA Non-Final OA THE UNIVERSITY OF CHICAGO
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.
18742969 ABLATION DEVICE WITH ARTICULATED IMAGING TRANSDUCER Final Rejection Gynesonics, Inc.
17555351 INDEPENDENTLY OPERATED PIEZOELECTRIC ULTRASOUND ELEMENTS ARRANGED IN A CHECKERBOARD PATTERN Non-Final OA BFLY Operations, Inc.
18771061 ULTRASONIC TREATMENT DEVICE WITH LARGE FOCUSED AREA AND ULTRASONIC TREATMENT TIP Non-Final OA SHENZHEN PENINSULA MEDICAL GROUP
18708424 PATIENT DISTRESS MONITORING WITH A PERITONEAL DIALYSIS CYCLER Final Rejection BAXTER HEALTHCARE SA
17833178 Ultrasound Probe Hand Shield Non-Final OA Wisconsin Alumni Research Foundation
18750782 Oral Patient Tracking Device And Method Of Using The Same Non-Final OA Medtronic Navigation, Inc.
18419039 VISUALIZATION SYSTEM WITH SPATIAL MEASUREMENTS Final Rejection B. Braun New Ventures GmbH
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.
18227615 INDICATOR TEMPERATURE COMPENSATION IN FLOW RATE CALCULATION Final Rejection Transonic Systems Inc.
18002795 METHOD AND APPARATUS FOR CALCULATING HEMODYNAMIC VARIABLE BY USING ELECTRICAL IMPEDANCE TOMOGRAPHY Final Rejection BILAB CO., LTD.
18333958 SYSTEM FOR FOCUSED TARGETING OF MAGNETO-AEROTACTIC-RESPONSIVE BACTERIA AND METHOD OF USE THEREOF Final Rejection STARPAX BIOPHARMA INC.

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