Petitions for Inter Partes Review by Varian Medical Systems, et al.

On January 25, 2017, Varian Medical Systems, et al. (“Petitioners”) filed two Petitions to the USPTO’s Patent Trial and Appeal Board (“Board”) for an inter partes review(s) of claims 1-6 of U.S. Patent No. 7,961,843 (“the ‘843 Patent”).  The ‘843 Patent is owned by Elekta Limited and is drawn to a radiotherapy apparatus for treating cancer.  In the Petitions, Petitioners allege that claims 1-6 are obvious under 35 U.S.C. § 103 over various patent and non-patent literature documents.  The inter partes reviews remain pending at the Board and are captioned IPR2017-00763 and IPR2017-00764, respectively.

By:  Jacqueline A. DiRamio

View Attachment (PDF)

View Attachment (PDF)