U.S. patent number D412,971 [Application Number D/075,372] was granted by the patent office on 1999-08-17 for drain grate with bear-shaped grate pattern. Invention is credited to Mitchell Mauk.
United States Patent | D412,971 |
Mauk | August 17, 1999 |
Inventors: | Mauk; Mitchell (San Francisco, CA) |
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Appl. No.: | D/075,372 |
Filed: | August 14, 1997 |
Current U.S. Class: | D23/261 |
Current International Class: | 2301 |
Field of Search: | ;D5/8,20,54,68,60,61 ;D7/667 ;D23/260,261 ;D25/113-115,118-119,121-122,124,53 ;D32/56 ;4/286-292,507,510,650,679 ;312/229 ;404/2,4 ;210/163,164 |
D274210 | June 1984 | Haggard |
1844443 | February 1932 | Schmidt |
1858268 | May 1932 | Fleming |
2550401 | April 1951 | Boosey |
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