Prosecution Insights
Last updated: April 19, 2026

Morgan, Lewis & Bockius LLP (Sf)(Varian)

18 pending office actions • 3 clients

Portfolio Summary

18
Total Pending OAs
3
Final Rejections
15
Non-Final OAs

Client Portfolio (3 clients)

Client (Assignee)Pending OAs
Varian Medical Systems, Inc. 14
Siemens Healthineers International AG 2
Varian Medical Systems, Inc. 2

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
18800551 Untitled Varian Medical Systems, Inc. OUYANG, BO 3794 Non-Final OA
18800972 Untitled Varian Medical Systems, Inc. GUERRERO ROSARIO, ANA VERUSKA 3794 Non-Final OA
18778315 Untitled Varian Medical Systems, Inc. BLAISE, BRADFORD CHRISTOPHER 3794 Non-Final OA
18778517 Untitled Varian Medical Systems, Inc. PEFFLEY, MICHAEL F 3794 Non-Final OA
18821360 Untitled Varian Medical Systems, Inc. BORSCH, NICHOLAS S 3794 Non-Final OA
18800871 Untitled Varian Medical Systems, Inc. OUYANG, BO 3794 Non-Final OA
18778252 MICROWAVE ABLATION PROBE TIP Varian Medical Systems, Inc. COLLINS, SEAN W 3794 Non-Final OA Jul 19, 2024
18673692 SYSTEM AND METHOD TO GUIDE A NEEDLE Varian Medical Systems, Inc. OKONAK, ELIZABETH LOUISE 3792 Non-Final OA May 24, 2024
18630012 IMAGING SYSTEMS AND METHODS Siemens Healthineers International AG GUNBERG, EDWIN C 2884 Final Rejection Apr 09, 2024
18694293 METHODS AND APPARATUS FOR RADIOABLATION TREATMENT AREA TARGETING AND GUIDANCE Varian Medical Systems, Inc. LAM, ANDREW H 2682 Non-Final OA Mar 21, 2024
18694322 METHODS AND APPARATUS FOR RADIOABLATION TREATMENT AREA TARGETING AND GUIDANCE Varian Medical Systems, Inc. JIA, XIN 2663 Non-Final OA Mar 21, 2024
18393789 APPARATUSES AND METHODS FOR TARGETED VAPORIZATION OF CRYOGEN Varian Medical Systems, Inc. SHOULDERS, ANNIE LEE 3794 Non-Final OA Dec 22, 2023
18477388 PORTABLE ABLATION APPARATUS AND RELATED METHODS OF USE Varian Medical Systems, Inc. ZIEGLER, ABIGAIL M 3794 Non-Final OA Sep 28, 2023
18471050 APPARATUSES AND METHODS FOR CRYOABLATION SYSTEM DIAGNOSTICS AND PURGE Varian Medical Systems, Inc. SOLOMON, JOSHUA BRENDON 3792 Non-Final OA Sep 20, 2023
18451174 BIODEGRADABLE RADIOPAQUE MICROSPHERE Varian Medical Systems, Inc. MOSHER, ERIC PARKER 1612 Non-Final OA Aug 17, 2023
18267972 METHODS AND APPARATUS FOR RADIOABLATION TREATMENT Siemens Healthineers International AG HAMILTON, MATTHEW L 3682 Non-Final OA Jun 16, 2023
18186613 COMBINATION PROBE FOR CRYOABLATION AND THERMAL ABLATION WITH EXTERNAL HEATER Varian Medical Systems, Inc. GIULIANI, THOMAS ANTHONY 3794 Final Rejection Mar 20, 2023
18163531 ABLATION PROBES WITH GUIDANCE INDICATORS TO SUPPORT LOCATION AND DIRECTION GUIDANCE SYSTEMS Varian Medical Systems, Inc. SIRCAR, ALISHA JITENDRA 3792 Final Rejection Feb 02, 2023

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