VAS-CATH INC. v. MAHURKAR

Civ. A. No. 88 C 4997.

745 F.Supp. 517 (1990)

VAS-CATH INCORPORATED and Gambro, Inc., Plaintiffs-Counterclaim Defendants, v. Sakharam D. MAHURKAR and Quinton Instruments Company, Defendants-Counterclaim Plaintiffs. Sakharam D. MAHURKAR and Quinton Instruments Company, Counterclaim Plaintiffs, v. Geoffrey MARTIN, M. Jane Martin, and Omni Medical Products Inc., Counterclaim Defendants.

United States District Court, N.D. Illinois, E.D.

August 27, 1990.


Attorney(s) appearing for the Case

Roy H. Wepner, Joseph S. Littenberg, John R. Nelson, Lerner, David, Littenberg, Krumholz & Mentlik, Westfield, N.J., Daniel W. Vittum, Jr., Russell E. Levine, Kirkland & Ellis, Chicago, Ill., for Vas-Cath Inc., Gambro, Inc. and Omni Medical Products, Inc.

Arthur Sternberg, Pedersen & Houpt P.C., Chicago, Ill., Local counsel, for Gambro, Inc., for notice purposes only.

Michael W. Coffield, Michael J. Philippi, Coffield, Ungaretti, Harris & Slavin, Chicago, Ill., for Geoffrey Martin and M. Jane Martin.

Samuel Fifer, Sonnenschein Nath & Rosenthal, Chicago, Ill., for Quinton Instruments Co.

Joseph N. Hosteny, Raymond P. Niro, John C. Janka, Niro, Scavone, Haller & Niro, Ltd., Chicago, Ill., for Sakharam D. Mahurkar and Quinton Instruments Co.


OPINION

EASTERBROOK, Circuit Judge.*

Sakharam D. Mahurkar, a physician, holds several patents on dual-lumen hemo-dialysis catheters. A dual-lumen catheter is a pair of tubes (lumens) designed to allow blood to be removed from an artery, processed in a machine that removes impurities, and returned close to the place of removal.

Hemodialysis catheters are used to palliate kidney failure. In the event of chronic failure...

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