Complaint for Patent Infringement
Civil Action No. 1:12-cv-09808; no judge yet assigned.
Filed on Dec. 10, 2012 in the U.S. District Court for the Northern District of Illinois;

Patents in case

• 6,784,787: “Identification system” by Atkins et. al. Prosecuted by Nixon & Vanderhye PC. Includes 33 claims (4 indep.). Was application 09/570,951. Granted 8/31/2004.
• 6,147,767: “Computer system for a printer which stores and operates multiple application programs” by Petteruti et. al. Prosecuted by Lukacher; Kenneth J.. Includes 26 claims (3 indep.). Was application 08/926,305. Granted 11/14/2000.
• 5,519,381: “Detection of multiple articles” by Marsh et. al. Prosecuted by Lowe, Price, Leblanc & Becker. Includes 41 claims (8 indep.). Was application 08/154,329. Granted 5/21/1996.
• 5,726,630: “Detection of multiple articles” by Marsh et. al. Prosecuted by Cushman, Darby & Cushman IP Group of Pillsbury, Madison & Sutro LLP. Includes 140 claims (12 indep.). Was application 08/580,913. Granted 3/10/1998.
• 6,480,143: “Electronic identification system” by Kruger et. al. Prosecuted by Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.. Includes 17 claims (4 indep.). Was application 09/435,467. Granted 11/12/2002.
• 6,054,925: “High impedance transponder with improved backscatter modulator for electronic identification system” by Proctor et. al. Prosecuted by Nath & Associates Nath; Gary M. Kang; Gregory B.. Includes 15 claims (4 indep.). Was application 09/138,560. Granted 4/25/2000.
• 6,201,255: “Media sensors for a printer” by Torchalski et. al. Prosecuted by Trexler, Bushnell, Giangiorgi, Blackstone & Marr, Ltd.. Includes 18 claims (4 indep.). Was application 09/183,817. Granted 3/13/2001.
• 6,411,397: “Computer system for a printer which stores and operates multiple application programs” by Petteruti et. al. Prosecuted by LuKacher; Kenneth J.. Includes 17 claims (5 indep.). Was application 09/632,550. Granted 6/25/2002.
• 6,231,253: “Label printer with a peel bar, a separator bar and anti-buckle means” by Henderson et. al. Prosecuted by Trexler, Bushnell, Giangiorgi & Blackstone, Ltd.. Includes 19 claims (6 indep.). Was application 09/183,818. Granted 5/15/2001.