Mixed Bag At PTAB For Light Bulb Co. Challenging LED Patent

By Britain Eakin ( October 22, 2019, 2:22 PM EDT) -- Feit Electric Company has scored a partial victory in its challenge to a Signify Holding BV patent, with the Patent Trial and Appeal Board invalidating three claims in a patent covering light-emitting diodes as obvious while upholding the validity of two other claims....

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