Complaint for Patent Infringement
Civil Action No. 1:13-cv-00342-UNA; no judge yet assigned.
Filed on Feb. 28, 2013 in the U.S. District Court for the District of Delaware;

Patents in case

• 6,340,475: “Extending the duration of drug release within the stomach during the fed mode” by Shell et. al. and assigned to DepoMed, Inc.. Prosecuted by Townsend and Townsend and Crew LLP. Includes 89 claims (20 indep.). Was application 09/282,233. Filed 3/29/1999 & Granted 1/22/2002.
• 6,488,962: “Tablet shapes to enhance gastric retention of swellable controlled-release oral dosage forms” by Berner et. al. and assigned to DepoMed, Inc.. Prosecuted by Townsend and Townsend and Crew, LLP. Includes 27 claims (1 indep.). Was application 09/598,061. Filed 6/20/2000 & Granted 12/3/2002.
• 6,723,340: “Optimal polymer mixtures for gastric retentive tablets” by Gusler et. al. and assigned to DepoMed, Inc.. Prosecuted by Heines; M. Henry Townsend and Townsend and Crew LLP. Includes 19 claims (2 indep.). Was application 10/029,134. Filed 10/25/2001 & Granted 4/20/2004.
• 6,635,280: “Extending the duration of drug release within the stomach during the fed mode” by Shell et. al. and assigned to DepoMed, Inc.. Prosecuted by Heines; M. Henry Townsend and Townsend and Crew, LLP. Includes 70 claims (18 indep.). Was application 10/045,823. Filed 11/6/2001 & Granted 10/21/2003.