U.S. patent number D635,190 [Application Number D/376,968] was granted by the patent office on 2011-03-29 for interactive play and learning system. This patent grant is currently assigned to SIFTEO, Inc.. Invention is credited to Brent Paul Fitzgerald, Jeevan James Kalanithi, David Jeffrey Merrill.
United States Patent | D635,190 |
Merrill , et al. | March 29, 2011 |
Inventors: | Merrill; David Jeffrey (San Francisco, CA), Kalanithi; Jeevan James (San Francisco, CA), Fitzgerald; Brent Paul (San Francisco, CA) |
---|---|
Assignee: | SIFTEO, Inc. (San Francisco,
CA) |
Appl. No.: | D/376,968 |
Filed: | October 14, 2010 |
Current U.S. Class: | D19/60 |
Current International Class: | 1907 |
Field of Search: | ;D21/331-332,346,595 ;D19/59-64 ;434/112,128,156,157,159,169,309,322 ;D14/158,334,339,341-346,390,395 |
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