Post Issue Peer-to-Patent Products On Sale, Offered for Sale or Publicly Used Prior to March 25, 1987

(3) User interface with multiple workspaces for sharing display system objects

IP Innovation L.L.C. and Technology Licensing Corporation (collectively, "Plaintiffs") have brought a patent-infringement action against Red Hat, Inc., and Novell, Inc., alleging infringement of U.S. Patent Numbers 5,072,412; 5,533,183; and 5,394,521. The patents concern a user interface that has multiple workspaces. The Plaintiffs' complaint identifies as accused products "Red Hat Linux system," the "Novell Suse Linux Enterprise Desktop," and the "Novell Suse Linux Enterprise Server."

WHAT'S NEEDED: REQUEST FOR INFORMATION

Prior Art

Products On Sale, Offered for Sale or Publicly Used Prior to March 25, 1987

February 13th, 2009

This patent application claims priority to March 25, 1987. Such prior art may include products embodying the invention that were sold, offered for sale, or publicly used by the patent holder, an inventor, or any third party prior to March 25, 1987.