inducement infringement 要件

(CAFC 04-1396, August 22, 2005).

Under section 271(b), “[w]hoever actively induces infringement of a patent shall be liable as an infringer.” 35 U.S.C. §271(b). “In order to succeed on a claim of inducement, the patentee must show, first that there has been direct infringement,” and “second, that the alleged infringer knowingly induced infringement and possessed specific intent to encourage another’s infringement.” Minn. Mining & Mfg. Co. v. Chemque, Inc., 303 F.3d 1294, 1304-05 (Fed. Cir. 2002) (citations omitted).4 “While proof of intent is necessary, direct evidence is not required; rather, circumstantial evidence may suffice.” Water Techs. Corp v. Calco, Ltd., 850 F.2d 660, 668 (Fed. Cir. 1988).

要證明別人 intent 真的滿難的。