MINNESOTA MIN. AND MFG. CO. v. BLUME

Nos. 80-3262, 80-3293 and 80-3585.

684 F.2d 1166 (1982)

MINNESOTA MINING AND MANUFACTURING COMPANY, Plaintiff-Appellant, Plaintiff-Cross-Appellee, v. Walter S. BLUME and the Electrodyne Company, Inc., Defendants-Appellees, Defendants-Cross-Appellants.

United States Court of Appeals, Sixth Circuit.

Decided July 7, 1982.

Rehearing Denied December 23, 1982.


Attorney(s) appearing for the Case

Charles G. Atkins, Cincinnati, Ohio, for Blume and the Electrodyne Co., Inc. in all cases.

C. R. Beirne, John S. Wirthlin, Cincinnati, Ohio, Stanley G. DeLaHunt, Terryl Qualey, St. Paul, Minn., for Minn. Min. and Mfg. Co.

Strauss, Troy & Ruehlmann, Cincinnati, Ohio, John D. Fairchild, Connolly, Bove & Lodge, Wilmington, Del., for Blume and the Electrodyne Co., Inc. in No. 80-3585.

Before BROWN and JONES, Circuit Judges, and WHITE, District Judge.


NATHANIEL R. JONES, Circuit Judge.

These consolidated appeals involve two patents, in the field of bonded magnets, owned by Minnesota Mining and Manufacturing Company (3M). Walter S. Blume and the Electrodyne Company (defendants) appeal from judgments holding that Blume infringed 3M's U. S. Patent No. 2,999,275 (275 patent) and thereby also breached an agreement not to compete (described by the district court as the "noncompete agreement"). 3M appeals from a judgment...

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