DAWSON CHEMICAL CO. v. ROHM & HAAS CO.

No. 79-669.

448 U.S. 176 (1980)

DAWSON CHEMICAL CO. ET AL. v. ROHM & HAAS CO.

Supreme Court of United States.

Decided June 27, 1980.


Attorney(s) appearing for the Case

Ned L. Conley argued the cause and filed briefs for petitioners.

Rudolf E. Hutz argued the cause for respondent. With him on the brief were Arthur G. Connolly, Januar D. Bove, Jr., James M. Mulligan, George W. F. Simmons, William E. Lambert III, and J. Fay Hall, Jr.

Eugene L. Bernard argued the cause for the National Agricultural Chemicals Association as amicus curiae urging affirmance. With him on the brief were Frank L. Neuhauser, William K. Wells, Jr., and John D. Conner.*


MR. JUSTICE BLACKMUN delivered the opinion of the Court.

This case presents an important question of statutory interpretation arising under the patent laws. The issue before us is whether the owner of a patent on a chemical process is guilty of patent misuse, and therefore is barred from seeking relief against contributory infringement of its patent rights, if it exploits the patent only in conjunction with the sale of an...

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