Application of Lindberg

JOHNSON, Judge.

This is an appeal from the decision of the Board of Appeals of the United States Patent Office. The board’s decision affirmed the holding of the Primary Examiner rejecting as unpatentable claims 3, 4, and 5, the only remaining claims in appellant’s application for a patent on a “Power Sprayer.”

Appellant’s device comprises a power sprayer adapted to be mounted on farm machinery such as a cultivator or tractor for use in spraying crops. The device, as disclosed by appellant, includes a cylindrical liquid spray tank having a spray agitator rotatably mounted therein. Mounted on top…