Application of Alan J. Lemin, Arnolds Steinhards and George Swank

. ALMOND, Judge.

This is an appeal from the decision of the Patent Office Board of Appeals affirming the final rejection of claims 1 to 9 and 11 of appellants’ application. 1 The rejection of claim 10 was reversed by the board.

The invention relates' to herbicidal compositions used for preventing germination of undesired plant seeds and controlling growth of noxious weeds by contacting the seeds and weeds with a herbicidally effective amount thereof. The herbicil compositions contain, as the essential active ingredients, an N,N-disubstituted-a,a-diphenylacetamide and 2,4-dichIorophenoxyacetic…