contract defining the relation between Norstan and Rolm. The contract clearly anticipates an agent-principal relationship whereby “Norstan is an independent contractor” who performs as “an agent of Rolm for the purpose of marketing products.” Under the agreement, Rolm compensated Norstan for selling Rolm used equipment via Norstan’s telemarketing capabilities. Although Rolm restricted Nor-stan to offering only certain equipment, terms, and conditions to particular entities, it did so as the principal and accordingly without offen efute Rolm’s evidence that Rolm Resale is a Rolm-owned subsidiary, thereby making it incapable of acting in concert with Rolm for purposes of antitrust law. Cf. Copperweld Corp. v. Independence Tube Corp., 467 U.S. 752, 104 S.Ct. 2731, 81 L.Ed.2d 628 (1984) (<HOLDING>). Accordingly, if Rolm’s parts are protected by
holding that parent and subsidiary acting together is unilateral activity and not concerted action for purposes of claim brought under  1 of the sherman act holding that plaintiffs complaint failed to state a claim under section 1 of the sherman act holding that a plaintiff may state a claim under the sherman act for a defendants enforcement of a patent procured by fraud on the pto where the plaintiff alleges deliberate fraud and the other elements of a monopolization claim under section 2 of the sherman act holding a concerted boycott to be a per se violation of  1 of the sherman act holding that same activity violated  2 of the sherman act