U.S. patent number D328,795 [Application Number 07/440,048] was granted by the patent office on 1992-08-18 for skylight. This patent grant is currently assigned to Sanwa Shutter Corporation. Invention is credited to Daisuke Hozumi, Kenji Yamaguchi.
United States Patent | D328,795 |
Yamaguchi , et al. | * August 18, 1992 |
Inventors: | Yamaguchi; Kenji (Tokyo, JP), Hozumi; Daisuke (Tokyo, JP) |
---|---|
Assignee: | Sanwa Shutter Corporation
(Tokyo, JP) |
[*] Notice: | The portion of the term of this patent subsequent to July 28, 2006 has been disclaimed. |
Appl. No.: | 07/440,048 |
Filed: | November 21, 1989 |
Current U.S. Class: | D25/48.7 |
Field of Search: | ;D25/47-48,52,60 ;52/18,80,199,200,213,69-72 |
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4300440 | November 1981 | Holter |
4466221 | August 1984 | Couture |
4682454 | July 1987 | Simpson et al. |
4930275 | June 1990 | Verby et al. |
4986039 | January 1991 | Weisner |
1981 Sweets Catalog Section 7.8/M. page of Extreme bottom left side of page silouette illustration.. |
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