DE3278079D1 - PLEOCHROIC ANTHRAQUINONE DYES - Google Patents
PLEOCHROIC ANTHRAQUINONE DYESInfo
- Publication number
- DE3278079D1 DE3278079D1 DE8484108895T DE3278079T DE3278079D1 DE 3278079 D1 DE3278079 D1 DE 3278079D1 DE 8484108895 T DE8484108895 T DE 8484108895T DE 3278079 T DE3278079 T DE 3278079T DE 3278079 D1 DE3278079 D1 DE 3278079D1
- Authority
- DE
- Germany
- Prior art keywords
- anthraquinone dyes
- pleochroic anthraquinone
- pleochroic
- dyes
- anthraquinone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8105959 | 1981-02-25 | ||
GB8105961 | 1981-02-25 | ||
GB8106995 | 1981-03-05 | ||
GB8129530 | 1981-09-30 | ||
EP82300891A EP0059095B1 (en) | 1981-02-25 | 1982-02-22 | Liquid crystal materials comprising pleochroic dyes |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3278079D1 true DE3278079D1 (en) | 1988-03-10 |
Family
ID=27513220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484108895T Expired DE3278079D1 (en) | 1981-02-25 | 1982-02-22 | PLEOCHROIC ANTHRAQUINONE DYES |
Country Status (2)
Country | Link |
---|---|
AT (1) | ATE26856T1 (en) |
DE (1) | DE3278079D1 (en) |
-
1982
- 1982-02-22 DE DE8484108895T patent/DE3278079D1/en not_active Expired
- 1982-02-22 AT AT82300891T patent/ATE26856T1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ATE26856T1 (en) | 1987-05-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |