1994—Pub. L. 103–349 in first sentence struck out “novel” before “variety or” and before “variety, a”, and in second sentence struck out “novel” before “variety is distributed”.

1980—Pub. L. 96–574 substituted “either the words ‘Unauthorized Propagation Prohibited’ or the words ‘Unauthorized Seed Multiplication Prohibited’ ” for “the words ‘Propagation Prohibited’ ”.

Amendment by Pub. L. 103–349 effective 180 days after Oct. 6, 1994, see section 15 of Pub. L. 103–349, set out as a note under section 2401 of this title.