U.S. patent number D273,145 [Application Number 06/330,421] was granted by the patent office on 1984-03-20 for face mask. This patent grant is currently assigned to American Hospital Supply Corporation. Invention is credited to Lawrence G. Ponsi.
United States Patent | D273,145 |
Ponsi | March 20, 1984 |
Inventors: | Ponsi; Lawrence G. (Highland Park, IL) |
---|---|
Assignee: | American Hospital Supply
Corporation (Evanston, IL) |
Appl. No.: | 06/330,421 |
Filed: | December 14, 1981 |
Current U.S. Class: | D24/110.1 |
Field of Search: | ;D29/8,9,7 ;128/206.19 ;D2/234,173,424 |
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American Scientific Products Catalog 1981-1982, pp. 883, 884, Item S1377-1. . Fisher Scientific Catalog 1981 .COPYRGT.1980 Fisher Scientific Co., No. 1042, 1043, Item 11-75-54 Mask. . Sargent-Welsch Catalog 128 .COPYRGT.1971, 76, 79, pp. 1085, 1086. . Exhibit A, Contour Mask, Items S-1377-1, 1377-2, 1377-3. . Exhibit B, Surgical Masks-Amer. Hosp. Supply Section C-22, 23, & Aseptox Mask-mask reproduction substantially black. . Exhibit C-Amer. Hosp. Supply Co. Convention 9/71-Pliable Plastic Mask. . Exhibit D, Amer. Hosp. Supply Co. Convention, Gen. Purpose Masks.. |
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