Application of Benjamin Gruskin, Deceased, by Irma Kelly Gruskin

JOHNSON, Acting Chief Judge.

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the hold-' ing of the Primary Examiner rejecting, as unpatentable claims 4 through 6 and 8, 9, 10, 13, .and 14 of appellant’s application entitled “Dentifrice.”

The appealed claims relate to a denti-. frice composition containing a small amount of water-soluble chlorophyll and an inorganic salt of low solubility which has both an abrasive and an acid-neutralizing quality. It is brought out in the specification that many dental and oral illnesses occur .because of…