Case: Patents/Obviousness (P.T.A.B.)

Challenged claims of The Regents of the University of California’s patent that discloses a lead frame supporting a transparent plate and the III-nitride layers residing on the transparent plate are unpatentable as obvious over prior art, the Patent Trial and Appeal Board determined, in an inter partes review by Satco Products Inc. The board said that the challenged claims are obvious over prior art that describes an LED that emits light in a plurality of directions through a simple structure, titled “Light-Emitting Diodes,” and titled “High Output Power Near-Ultraviolet and Violet Light-Emitting Diodes Fabricated on Patterned Sapphire Substrates Using Metalorganic ...