Fed. Circ. Ruling Could Extend 10-Year Patent Spat
The appeal stems from Cohesive Technologies Inc.'s three related lawsuits accusing Waters Corp. of infringing U.S. Patent Numbers 5,772,874 and 5,919,368. The patents relate to high-performance liquid chromatography, a process frequently used in biochemistry and analytical chemistry to separate, identify and quantify compounds.
In the first action, Cohesive accused Waters in 1998 of infringing the ’874 patent. In...
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