U.S. patent number D477,091 [Application Number D/171,174] was granted by the patent office on 2003-07-08 for face for a concrete wall block. This patent grant is currently assigned to Redi-Rock International, LLC. Invention is credited to Benjamin R. Manthei.
United States Patent | D477,091 |
Manthei | July 8, 2003 |
Inventors: | Manthei; Benjamin R. (Petoskey, MI) |
---|---|
Assignee: | Redi-Rock International, LLC
(Charlevoix, MI) |
Appl. No.: | D/171,174 |
Filed: | November 18, 2002 |
Current U.S. Class: | D25/113; D25/151 |
Current International Class: | 2501 |
Field of Search: | ;D25/112-118,164,151 ;D21/484-486,488-497 ;405/16,284 ;404/17-20,25,34 ;52/102,503-504,574-576,596,603-605,606-607,608-609,612,314 |
415773 | November 1889 | Fiske |
D22610 | July 1893 | Deslauriers |
1963966 | June 1934 | Bennett |
2718674 | September 1955 | Hinds |
2819495 | January 1958 | Krausz |
D379669 | June 1997 | Karanikas |
D402380 | December 1998 | Komoroski |
D468449 | January 2003 | Britton |
Concrete, Jul. 1958: Rock Face; Supplying the Replacement Market, p. 33.. |
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