477 U.S. 317 (1986) Cited 220,608 times 41 Legal Analyses
Holding that a movant's summary judgment motion should be granted "against a [nonmovant] who fails to make a showing sufficient to establish the existence of an element essential to that party's case, and on which that party will bear the burden of proof at trial"
Holding that "mere silence must be accompanied by some other factor which indicates that the silence was sufficiently misleading as to amount to bad faith"
Holding that a petition for cancellation of a registered trademark was barred by the doctrine of laches based on the petitioner's constructive knowledge
Stating that “a laches or estoppel defense in an opposition (or cancellation) proceeding may be based upon the Opposer's failure to object to an Applicant's registration of substantially the same mark ”
Holding that third-party evidence should not be disregarded in evaluating the strength of a mark for purposes of determining the likelihood of confusion
Providing in the Lanham Act context that "[i]n all inter partes proceedings equitable principles of laches, estoppel, and acquiescence, where applicable may be considered and applied"