Counterclaims for Declaratory Judgment for Non-Infringement and Invalidity Dismissed as Duplicative of Infringement Complaint and Failure to Plead Any Facts Describing How the Patent Was Invalid
Plaintiff, The Sliding Door Company ("Sliding Door"), brought an action for patent infringement against KLS Doors, LLC ("KLS Doors") alleging infringement of a patent for a sliding door system. KLS Doors filed a counterclaim for declaratory judgment for, among other things, that it did not infringe the patent and that the patent was invalid. Sliding Door moved to dismiss several of the counterclaims, including the counterclaims for declaratory judgment for non-infringement and invalidity.
As explained by the district court, Plaintiff created a "sliding door systems that provides a smooth and quiet glide with a safety mechanism and design flexibility. (Compl. ¶ 9). Plaintiff manufactures and sells sliding doors incorporating this patented technology including room dividers, closet doors, office partitions, and wall slide doors. (Compl., ¶10). On January 19, 2010, U.S. Patent No. 7,647,729 B2 (the "729 Patent") was issued by the United States Patent and Trademark Office ("USPTO") for "Sliding Door System" with Plaintiff as the assignee of the 729 Patent (Compl., ¶¶ 13-14). Plaintiff's Sliding door System features a distinctive appearance that identify to customers that the origin of the product lies with Plaintiff and allow for unique and non-functional decorative panel arrangement options. (Compl., ¶¶ 19, 21)."