US design patent Des. 80,822, granted April 1, 1930 to Ben A. Ball of Pawtucket, Rhode Island, assignor to American Textile Company, Inc. It consists of a drawing sheet showing a square lace design with a dense mesh ground and stylized floral motifs, leaves and tendrils, plus a one-page specification with a single claim for the ornamental design. The term of the patent is 7 years.