.... National Safety Council, 1986 WL 15077 *1 (N.D.Ill. December 24, 1986), a case cited by defendants, did dismiss the plaintiff's quasi contract claims in the face of an "undisputed" express contract, the precedential value of that decision has been cast in doubt by three subsequent cases from...contract) or unjust enrichment (quasi-contract) for events arising out of the same subject matter." Defendants' Memorandum of Law at 3.
There are several flaws in defendants' theory. First, as noted above, alternative pleading of contradictory claims is explicitly allowed under the Federal Rules of Civil Procedure. Second, close examination of the cases cited..., Inc., 723 F. Supp. 976, 994 (S.D.N.Y. 1989) may suggest that the mere existence of a written contract on the same subject will prevent a court from finding a quasi contract between a plaintiff and non-contracting parties, that premise is not supported either by the authorities cited in those cases or...