Parmelee Pharmaceutical Co. v. Zink

RIDGE, Chief Judge.

Plaintiffs claim infringement of Letters Patent 2,478,182, relating to sodium chloride tablets, which was allowed by the Patent Office on August 9, 1949, upon application dated January 16, 1945, filed by plaintiff William V. Consolazio. As allowed, the patent contains this single claim, viz.:

“An internally reinforced sodium chloride tablet comprising compressed granules of sodium chloride; and an internally disposed cellular stroma of a thin, permeable, dialyz-ing film of a materia] selected from the group consisting of cellulose acetate and cellulose nitrate, the cells of…