U.S. patent number D423,607 [Application Number D/096,714] was granted by the patent office on 2000-04-25 for toy-block with side rail extension. This patent grant is currently assigned to 90Degrees, Inc.. Invention is credited to Eric A. Rudy.
United States Patent | D423,607 |
Rudy | April 25, 2000 |
Inventors: | Rudy; Eric A. (Philadelphia Township, PA) |
---|---|
Assignee: | 90Degrees, Inc. (Philadelphia,
PA) |
Appl. No.: | D/096,714 |
Filed: | November 19, 1998 |
Current U.S. Class: | D21/500 |
Current International Class: | 2101 |
Field of Search: | ;D21/484-505,564,565 ;446/85,88,93-96,102-111,116-117,119-121,124-125,128,444-447,476 ;238/1E,1F |
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