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Rockwell Defends Expired Patent

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Gaynell Terrell

The patent on a process held by a division of Rockwell International Corp. expired in January, but that hasn't stopped the company from defending it in court. The targets of Thousand Oaks, Calif.-based Rockwell Technologies LLC are Spectra-Physics Lasers Inc. of Mountain View, Calif., and its manufacturing subsidiary, Opto Power Corp. of Tucson, Ariz. Rockwell patented a process for metallorganic chemical vapor deposition in 1983 and licensed the technology to about 50 manufacturers worldwide. In a suit dated June 19 filed in district court in Delaware, Rockwell charges that Opto Power...Read full article

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    Published: September 2000
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