June 19, 2012
A Colorado federal judge awarded National Oilwell Varco LP $19.4 million Monday in a long-running case accusing Pason Systems USA Corp. of infringing an automatic drilling system patent, after ruling that Pason's inequitable conduct defense came up short.
October 14, 2011
A Colorado federal judge on Friday denied a bid by oil services company Pason Systems USA Corp. to nix a patent infringement suit by National Oil Varco LP involving a patent for an automatic drilling system for oil and gas rigs.