U.S. patent number D315,941 [Application Number 07/397,304] was granted by the patent office on 1991-04-02 for roller skate brake. This patent grant is currently assigned to Rollerblade, Inc.. Invention is credited to Thomas J. Brace, Charles R. Frigard, Brennan J. Olson.
United States Patent | D315,941 |
Olson , et al. | April 2, 1991 |
Inventors: | Olson; Brennan J. (Minneapolis, MN), Brace; Thomas J. (Minneapolis, MN), Frigard; Charles R. (Holland, MI) |
---|---|
Assignee: | Rollerblade, Inc. (Minneapolis,
MN) |
Appl. No.: | 07/397,304 |
Filed: | August 23, 1989 |
Current U.S. Class: | D21/776 |
Field of Search: | ;D21/224,226,230,231 ;280/11.19,11.2,11.23,11.27,11.28,11.31 |
D292729 | November 1987 | Ludwig |
2289077 | July 1942 | Sanda |
2315342 | March 1943 | Lieberman |
2566747 | September 1951 | Rice |
2744759 | May 1956 | Sternbergh |
2941812 | June 1960 | Reynolds |
3112119 | November 1963 | Sweet |
3112120 | November 1963 | Ware |
North American Sports Training Corporation 1986-87 catalog, copyright 1986. . Rollerblade "Get In-Line", 1987-88 catalog, copyright 1987. . Rollerblade 1988-89 catalog, copyright 1988. . Rollerblade Spring '89 catalog, copyright 1989. . Rollerblade Pink Shirt catalog, copyright 1989. . Rollerblade Seashore catalog, copyright 1989. . Rollerblade "Bladegear", 1989-1990 catalog, copyright 1989. . Rollerblade "Skates+", 1989-90 catalog, copyright 1989. . Rollerblade "Perfect Gift for Anybody", fold-out brochure, Distributed . . . 8/8/89.. |
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