Patent & IP news archive

Complaint for Patent Infringement
Civil Action No. 2:13-cv-00225; no judge yet assigned.
Filed on March 20, 2013 in the U.S. District Court for the Eastern District of Texas;

Plaintiffs

v.
Sampo IP
Spangler & Fussell P.C.; Longview, TX
Andrew W. Spangler

Patents in case

  • 8,015,495: “Centrifugal communication and collaboration method” by Achacoso et. al. Prosecuted by Nixon & Vanderhye PC. Includes 25 claims (2 indep.). Was application 10/375,358. Granted 9/6/2011.
  • 6,772,229: “Centrifugal communication and collaboration method” by Achacoso et. al. Prosecuted by Venable LLP Gollin; Michael A. Gluck; Jeffrey W.. Includes 55 claims (6 indep.). Was application 09/709,441. Granted 8/3/2004.
  • 6,161,149: “Centrifugal communication and collaboration method” by Achacoso et. al. Prosecuted by Gollin; Michael A. Venable. Includes 32 claims (6 indep.). Was application 09/041,599. Granted 12/12/2000.

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Case documents (PDF)

Fig. 1 from 6,772,229

6,772,229 figure 1

Litigant weblinks

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