Sound of Music Co v. MN Mining

In the United States Court of Appeals For the Seventh Circuit ____________ No. 05-4109 SOUND OF MUSIC CO., Plaintiff-Appellant, v. MINNESOTA MINING AND MANUFACTURING CO., Defendant-Appellee. ____________ Appeal from the United States District Court for the Northern District of Illinois, Eastern Division. No. 99 C 639—John A. Nordberg, Judge. ____________ ARGUED SEPTEMBER 18, 2006—DECIDED FEBRUARY 13, 2007 ____________ Before BAUER, ROVNER, and WILLIAMS, Circuit Judges. WILLIAMS, Circuit Judge. When Minnesota Mining and Manufacturing Company, more commonly known as “3M”, decided to end its…