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POWER LIFT, INC. v. LANG TOOLS, INC.

Appeal No. 85-777.

774 F.2d 478 (1985)

POWER LIFT, INC., Appellee, v. LANG TOOLS, INC. and Wendell Lang, Appellants.

United States Court of Appeals, Federal Circuit.

October 7, 1985.

Attorney(s) appearing for the Case

E. Harrison Gilbert, III, Laney, Dougherty, Hessin & Beavers, Oklahoma City, Okl., argued, for appellants. With him on brief were William R. Laney and C. Clark Dougherty, Jr., Oklahoma City, Okl.

Clifford A. Jones, Bradford, Haswell & Jones, of Oklahoma City, Okl., of counsel.

Jerry J. Dunlap, Dunlap & Codding, Oklahoma City, Okl., argued for appellee. With him on brief was Gary Peterson, Oklahoma City, Okl.

Before RICH and BENNETT, Circuit Judges, and MILLER, Senior Circuit Judge.

RICH, Circuit Judge.

This appeal is from the March 15, 1984, final judgment of the United States District Court for the Western District of Oklahoma, entered on a jury verdict, finding that Lang Tools, Inc. (Lang Tools), infringed Power Lift, Inc.'s (Power Lift) U.S. patent No. 4,305,467 ('467) entitled "Blow-out Preventer Lift System and Method," issued to Douglas F. Villines' assignor, Power Lift, and that Wendell Lang (Lang) actively induced Lang Tools infringement...

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