Patent & IP news archive

Complaint for Patent Infringement
Civil Action No. 1:11-cv-00862-UNA; no judge yet assigned.
Filed on Sept. 22, 2011 in the U.S. District Court for the District of Delaware;


S3 Graphics
Young, Conaway, Stargatt & Taylor LLP; Wilmington, DE
Karen Elizabeth Keller
Karen L. Pascale
John W. Shaw


Patents in case

  • 5,945,997: “Block- and band-oriented traversal in three-dimensional triangle rendering” by Zhao et. al. and assigned to S3 Incorporated. Prosecuted by Fenwick & West LLP. Includes 21 claims (3 indep.). Was application 08/883,536. Filed 6/26/1997 & Granted 8/31/1999.
  • 5,581,279: “VGA controller circuitry” by Chang et. al. and assigned to Cirrus Logic, Inc.. Prosecuted by Lowe, Price, LeBlanc & Becker. Includes 11 claims (3 indep.). Was application 08/147,456. Filed 11/5/1993 & Granted 12/3/1996.

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Case documents (PDF)

Fig. 1 from 5,945,997

5,945,997 figure 1
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