5J. Thomas McCarthy, McCarthy on Trademarks and Unfair Competition 23:10 (4th ed.), "I. Test of Likelihood of Confusion A. Keystone of Infringement" .
6Ameritech, Inc. v. American Information Technologies Corp., 811 F.2d 960, 1 U.S.P.Q.2d 1861 (6th Cir. 1987).
7Imperial Toy Corp. v. Ty, Inc., 48 U.S.P.Q.2d 1299, 1998 WL 601875 (N.D. Ill. 1998). Long & Marks, "Reverse Confusion: Fundamentals and Limits," 84 Trademark Rep. 1, 28 - 29 (1994).
8See Molly S. Cusson, Reverse Confusion: Modifying the Polaroid Factors to Achieve Consistent Results, Fordham Intellectual Property, Media and Entertainment Law Journal, Autumn, 1995, at 186.
9See International News Service v. Associated Press, 248 U.S.215, 247(1918).
10See Westward Coach Mfg. Co. v. Ford Motor Co.,388 F.2d 627,631(7th Cir. 1968).
