Varian Medical Systems, Inc. v. ViewRay, Inc.
Opinion
Trial Court Opinion
UNITED STATES DISTRICT COURT NORTHERN DISTRICT OF CALIFORNIA 5 VARIAN MEDICAL SYSTEMS, INC., Case No. 19-cv-05697-SI
Plaintiff,
CLAIM CONSTRUCTION ORDER
v.
VIEWRAY, INC., et al., Defendants.
11 On July 7, 2020, the Court held a claim construction hearing. After consideration of the parties’ arguments and the record, the Court enters the following claim construction order. 14 BACKGROUND Plaintiff Varian Medical Systems (“Varian”) filed this patent infringement action against defendants ViewRay, Inc. and ViewRay Technologies, Inc. (collectively, “ViewRay”) on September 10, 2019. Varian alleges that defendants infringe two patents: U.S. Patent Nos. 8,637,841 (“the ’841 patent”) and 9,082,520 (“the ’520 patent”) (collectively, the “Asserted Patents”), which are both entitled “Multi Level Multileaf Collimators.” The ‘520 patent is a continuation of the ‘841 patent, and they share the same specification. A Multileaf Collimator (“MLC”) is a device used in…