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Genentech Announces Victory in Cabilly Re-examination

By Donald Zuhn, Kevin Noonan, Chris Singer, Sherri Oslick, and Jason Derry

By Kevin E. Noonan -- Genentech announced last week that the U.S. Patent and Trademark Office had determined it would issue a re-examination certificate in Re-examination Control No. 90/007,542 involving U.S. Patent No. 6,331,415 ("the Cabilly II patent"). While a major victory for Genentech, it represents a bitter defeat for Medimmune, Genentech's licensee, as well as other biotechnology companies affected by Genentech's exclusive rights to basic recombinant DNA technology.The Cabilly II patent claims fundamental methods for making recombinant cells expressing both an immunoglobulin light chain and heavy chain; these methods are useful for making any of several genetically-engineered antibody molecules....

Full post as published by Patent Docs on March 02, 2009 (boomark / email).