Mealey's (September 28, 2017, 10:02 AM EDT) -- ALEXANDRIA, Va. — An Oyster Optics LLC patent relating to a more secure system for data transmission over a fiber optic network would have been obvious to a person of skill in the art, according to a Sept. 27 petition for inter partes review filed with the Patent Trial and Appeal Board (Cisco Systems Inc. and Oclaro Optics LLC v. Oyster Optics LLC, No. IPR2017-02189, PTAB)....