Patent & IP news archive

Complaint for Patent Infringement
Civil Action No. 3:12-cv-00795-D, the Hon. Sidney A Fitzwater presiding.
Filed on March 15, 2012 in the U.S. District Court for the Northern District of Texas;


Mobile Enhancement Solutions
Nelson Bumgardner Casto PC; Fort Worth, TX
Brent N. Bumgardner

Patents in case

  • 7,317,687: “Transmitting data frames with less interframe space (ifs) time” by Del Prado Pavon et. al. and assigned to Koninklijke Philips Electronics N.V... Includes 14 claims (2 indep.). Was application 10/559,902. Filed 7/13/2004 & Granted 1/8/2008.
  • 6,879,838: “Distributed location based service system” by Rankin et. al. and assigned to Koninklijke Philips Electronics N.V.. Prosecuted by Schmitt; Michael E.. Includes 27 claims (3 indep.). Was application 09/839,558. Filed 4/20/2001 & Granted 4/12/2005.
  • 6,415,325: “Transmission system with improved synchronization” by Morrien and assigned to Koninklijke Philips Electronics N.V.. Prosecuted by Piotrowski; Daniel J.. Includes 12 claims (3 indep.). Was application 09/212,631. Filed 12/16/1998 & Granted 7/2/2002.
  • 6,094,648: “User interface for document retrieval” by Aalbersberg and assigned to Philips Electronics North America Corporation. Prosecuted by Barschall; Ann E.. Includes 3 claims (1 indep.). Was application 08/922,825. Filed 9/3/1997 & Granted 7/25/2000.
  • 6,148,080: “Mobile telephone with amplified listening” by Collin and assigned to U.S. Philips Corporation. Prosecuted by Halajian; Dicran. Includes 11 claims (2 indep.). Was application 09/123,445. Filed 7/28/1998 & Granted 11/14/2000.
  • 7,096,033: “Mobile apparatus enabling inter-network communication” by Bell and assigned to Koninkiljke Phillips Electronics N.V.. Prosecuted by Fortin; Kevin. Includes 9 claims (1 indep.). Was application 09/618,190. Filed 7/18/2000 & Granted 8/22/2006.

Attorney? Our daily litigation alerts are free, awesome, and include complaint PDFs.

Case documents (PDF)

Fig. 1 from 6,094,648

6,094,648 figure 1
Some content © 2007–2017 RPX Corporation.
Terms of Service & Privacy Policy
For DMCA requests contact