7 U.S. Code § 2542 - Grandfather clause
Nothing in this chapter shall abridge the right of any person, or the successor in interest of the person, to reproduce or sell a variety developed and produced by such person more than one year prior to the effective filing date of an adverse application for a certificate of plant variety protection.
Source(Pub. L. 91–577, title III, § 112,Dec. 24, 1970, 84 Stat. 1555; Pub. L. 103–349, § 13(r),Oct. 6, 1994, 108 Stat. 3144.)
1994—Pub. L. 103–349substituted “the successor in interest of the person” for “his successor in interest”.
Effective Date of 1994 Amendment