Based on Title 35, U.S.C., 1946 ed., § 71 (R.S. 4922).
The necessity for a disclaimer to recover on valid claims is eliminated. See section
253.
Language is changed.
1975—
Pub. L. 93–596 substituted “Patent and Trademark Office” for “Patent Office”.
Amendment by
Pub. L. 93–596 effective Jan. 2, 1975, see section 4 of
Pub. L. 93–596, set out as a note under section
1111 of Title
15, Commerce and Trade.