KSR International Co. v. Teleflex Inc.

Holding that, in an obviousness analysis, "[r]igid preventative rules that deny factfinders recourse to common sense, however, are neither necessary under our case law nor consistent with it"

Phillips v. AWH Corp.

Holding that "because extrinsic evidence can help educate the court regarding the field of the invention and can help the court determine what a person of ordinary skill in the art would understand claim terms to mean, it is permissible for the district court in its sound discretion to admit and use such evidence"

Graham v. John Deere Co.

Holding commercial success is a "secondary consideration" suggesting nonobviousness

Vivid Technologies v. American Science

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

Technology v. Videotek

Holding that use of term “black box” did not render the claim indefinite because that term was known in the field to represent video standard detector circuitry

Belden Inc. v. Berk-Tek LLC

Holding that a declaration appended to a reply brief "fairly respond[ed] only to arguments made in ... [the patent owner]'s response," as required by § 42.23(b), and that the patent owner had "a meaningful opportunity to respond," as required by the APA

Dynamic Drinkware, LLC v. National Graphics, Inc.

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))

Harmonic Inc. v. Avid Tech., Inc.

Section 103 - Conditions for patentability; non-obvious subject matter

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."

Section 282 - Presumption of validity; defenses

Granting a presumption of validity to patents

Section 1 - Establishment

Noting that Congress did not intend to change these "narrowing interpretations"

Section 314 - Institution of inter partes review

Directing our attention to the Director's decision whether to institute inter partes review "under this chapter" rather than "under this section"

Section 312 - Petitions

Governing inter partes reexamination

Section 42.100 - Procedure; pendency

Providing that the PTAB gives " claim . . . its broadest reasonable construction in light of the specification of the patent in which it appears"

Section 42.4 - Notice of trial

Stating that "[t]he Board institutes the trial on behalf of the Director"

Section 42.104 - Content of petition

Describing the content of the petition, including both "the patents or printed publications relied upon for each ground," and "supporting evidence relied upon to support the challenge"