Holding that our written description requirement requires that a specification “reasonably convey to those skilled in the art” that the inventor “actually invented” and “had possession of the claimed subject matter as of the filing date [of the invention]”
Holding that party opposing summary judgment must show either that movant has not established its entitlement to judgment on the undisputed facts or that material issues of fact require resolution by trial
Stating that once the petitioner meets its initial burden of going forward with evidence that there is anticipating prior art, the patent owner has "the burden of going forward with evidence either that the prior art does not actually anticipate, or . . . that it is not prior art because the asserted claim is entitled to the benefit of a filing date prior to the alleged prior art." (quoting Tech. Licensing Corp. v. Videotek, Inc., 545 F.3d 1316, 1327 (Fed. Cir. 2008))
35 U.S.C. § 103 Cited 6,159 times 489 Legal Analyses
Holding the party seeking invalidity must prove "the differences between the claimed invention and the prior art are such that the claimed invention as a whole would have been obvious before the effective date of the claimed invention to a person having ordinary skill in the art to which the claimed invention pertains."