U.S. patent number D309,591 [Application Number 07/110,495] was granted by the patent office on 1990-07-31 for vehicle tire. This patent grant is currently assigned to Pirelli Coordinamento Pneumatici S.p.A.. Invention is credited to Maurizio Boiocchi, Romano Guermandi.
United States Patent | D309,591 |
Guermandi , et al. | July 31, 1990 |
Inventors: | Guermandi; Romano (Milan, IT), Boiocchi; Maurizio (Segrate, IT) |
---|---|
Assignee: | Pirelli Coordinamento Pneumatici
S.p.A. (IT) |
Appl. No.: | 07/110,495 |
Filed: | October 20, 1987 |
May 8, 1987 [IT] | 21557/87[U] | |||
Current U.S. Class: | D12/600 |
Field of Search: | ;D12/137,136,141-143,145-151 ;152/29R,29B,29D |
D278423 | April 1985 | Baus |
D283609 | April 1986 | Kawabata et al. |
1987 Tread Design Guide, .COPYRGT.1/87, p. 74, Tayfene R-707 Steel Radial Tire, bottom right side of page. . 1987 Tread Design Guide, .COPYRGT.1/87, p. 201, Trison All Steel Radial 942 Tire, second row down from top, right side of page. . 187 Tread Design Guide, .COPYRGT.1/87, p. 202, Toyo M-604 Tire, second row down from top, right side of page.. |
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