Patent & IP news archive

Complaint for Patent Infringement
Civil Action No. 1:12-cv-01113; no judge yet assigned.
Filed on Dec. 4, 2012 in the U.S. District Court for the Western District of Texas;


National Oilwell Varco
Raley & Bowick, LLP; Houston, TX
Robert M. Bowick
John Wesley Raley


Patents in case

  • 5,474,142: “Automatic drilling system” by Bowden. Prosecuted by Comuzzi; Donald R. Makay; Christopher L.. Includes 15 claims (4 indep.). Was application 08/050,527. Filed 4/19/1993 & Granted 12/12/1995.

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Case documents (PDF)

Fig. 1 from 5,474,142

5,474,142 figure 1

Litigant weblinks

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