Commonwealth Consolidated Acts Commonwealth Consolidated ActsA patent is not invalid, so far as the invention is claimed in any claim, merely because of:
(a) the publication or use of the invention, so far as claimed in that claim, on or after the priority date of that claim; or
(b) the grant of another patent which claims the invention, so
far as claimed in the first - mentioned claim, in a claim of the same or a
later priority date.