Cardinal Files Lawsuit Against Oldcastle
Cardinal IG filed a lawsuit last week in the US District Court
in Minnesota alleging Oldcastle Glass infringed upon six of its
The suit filed says that Cardinal acquired three of the patents
listed in the initial complaint, and developed the rest internally.
The suit further goes on to say Cardinal bought "Method of
Producing Masked Glazing Panels," and "Masked Glazing
Panels" from Oregon Glass Company in January 2003. It acquired
"Method to Protect Glass in Doors and Windows from Scratches,
Abrasion, and Painting Processes," from William B. Swensen
in 1999. It developed "Methods and Devices for Manufacturing
Insulating Glass Units," "Masking Method Using Lasers"
and "Masking Glass Shapes."
Cardinal is petitioning the court that, "Oldcastle, its officers,
agents, servants and employees, and those persons in active concert
or participation with any of them be enjoined from further infringement
of the Cardinal patents; An accounting be had for the profits and
damages arising out of Oldcastle's infringement of the Cardinal
Patents; Cardinal be awarded compensatory and exemplary damages,
including treble damages for willful infringement as provided by
35 U.S.C § 284, with interest, but no less than a reasonable
royalty; Oldcastle be preliminary and permanently enjoined from
continued use and manufacture, sale, or offer for sale of Oldcastle's
products that infringe the Cardinal patents; Cardinal be awarded
its attorneys' fee, costs, and expenses in this action; Cardinal
be awarded pre-judgment and post-judgment interest on its damages,
as allowed by law; and Cardinal be awarded such other relief as
this Court may deem just, equitable, and proper."
Neither side could be reached for comment as yet.