1.
§ 3 Clayton Act, 15 U.S.C. § 14
Sale, etc., on agreement not to use goods of
competitor
It shall be unlawful for any person engaged in
commerce, in the course of such commerce, to lease or make a sale or contract
for sale of goods, wares, merchandise, machinery, supplies, or other
commodities, whether patented or unpatented, for use, consumption, or resale
within the United States or any Territory thereof or the District of Columbia
or any insular possession or other place under the jurisdiction of the United
States, or fix a price charged therefor, or discount from, or rebate upon, such
price, on the condition, agreement, or understanding that the lessee or
purchaser thereof shall not use or deal in the goods, wares, merchandise,
machinery, supplies, or other commodities of a competitor or competitors of the
lessor or seller, where the effect of such lease, sale, or contract for sale or
such condition, agreement, or understanding may be to substantially lessen
competition or tend to create a monopoly in any line of commerce.