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Fischer Imaging v. Trex Medical

This article was originally published in The Gray Sheet

Executive Summary

Fischer Imaging files patent infringement suit in the District Court of Colorado alleging Trex Medical's StereoGuide DSM stereotactic breast biopsy system infringes Fischer patent 5,735,264 relating to digital imaging technology, which was issued on April 7. Fischer, which markets the Mammotest system, is seeking damages and an injunction to halt further sales of the StereoGuide DSM. A final pretrial conference for an April 1992 Fischer suit against Trex, relating to Fischer patent 5,078,142 covering film-based stereotactic breast imaging and biopsy systems, is scheduled for Oct. 16



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