Number | Date | Country | Kind |
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10-257804 | Sep 1998 | JP |
This application is a Continuation of prior International PCT/JP99/04986 filed on Sep. 13, 1999.
Number | Name | Date | Kind |
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4181519 | Pilgram et al. | Jan 1980 | A |
Number | Date | Country |
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1 255 161 | Dec 1971 | GB |
10-182551 | Jul 1998 | JP |
WO 9635782 | Nov 1996 | WO |
Entry |
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Database CAPLUS on STN, Acc. No. 1996:124039, Nakajima et al., JP 07316385, abstract.* |
Bren, V.A., et al., “Biphotochromic Norbornadiene Systems” Molecular Crystals and Liquid Crystals, 1997, vol. 297, pp. 247-253. |
Number | Date | Country | |
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Parent | PCT/JP99/04986 | Sep 1999 | US |
Child | 09/803107 | US |