550 U.S. 398 (2007) Cited 1,577 times 189 Legal Analyses
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"
Holding that claim construction is required only "when the meaning or scope of technical terms and words of art is unclear and in dispute and requires resolution to determine" the issue before the court
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
Holding a reply brief and declaration exceeded the proper scope for a reply because they cited "a number of non-patent literature references which were not relied upon to support unpatentability in the Petition"
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
Holding that a unilateral statement by a patent examiner in stating his reasons for allowance did not disavow claim scope because " the applicant has disavowed nothing"
35 U.S.C. § 103 Cited 6,174 times 493 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."