Ajinomoto's Lysine Patents Invalid: Fed. Circ.

By Leigh Kamping-Carder

Law360, New York (March 08, 2010, 6:31 PM ET) -- Ajinomoto Co. Inc. has lost an appeal of a U.S. International Trade Commission decision finding the Japanese food additives company failed to disclose key information related to its method for making a dietary supplement for livestock, rendering two of its patents invalid.

The U.S. Court of Appeals for the Federal Circuit decided Monday that Ajinomoto had violated the best mode requirement of U.S. patent law, which requires inventors to disclose the preferred embodiment, as well as important properties, of their inventions.

The ruling is an unfortunate...
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