477 U.S. 242 (1986) Cited 237,184 times 38 Legal Analyses
Holding that summary judgment is not appropriate if "the dispute about a material fact is ‘genuine,’ that is, if the evidence is such that a reasonable jury could return a verdict for the nonmoving party"
398 U.S. 144 (1970) Cited 25,111 times 1 Legal Analyses
Holding that a private person who conspires with government actors to deprive a plaintiff of her constitutional rights acts "under color of law" for purposes of § 1983
Holding that a court must construe all inferences and ambiguities against the movant and in favor of the non-moving party in determining whether a genuine issue of material act has been raised
Holding that "the proper inquiry asks whether an official's acts would chill or silence a person of ordinary firmness from future First Amendment activities"
Holding that a settlement demand was sufficient to satisfy the amount in controversy where plaintiff made no attempt to disavow the letter or offer contrary evidence
Holding that the appearance of a pool hall can be trade dress, and noting that functionality, secondary meaning, and likelihood of confusion are issues of fact