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Class Information
Number: 534/805
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Azo > Exactly five or exactly six azo groups attached indirectly to each other by nonionic bonding
Description: Compounds wherein exactly five or exactly six azo groups are attached indirectly to each other by nonionic bonding.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6114512 |
Oligomeric azo dyes |
Sep. 5, 2000 |
| 6011141 |
Acid polyazo dyes |
Jan. 4, 2000 |
| 5973125 |
Macroazo compound, a process for its production, a macroazo initiator, and a process for its use |
Oct. 26, 1999 |
| 5637679 |
Azo dyestuffs for dyeing and printing cellulose-containing fiber materials in an ink jet process |
Jun. 10, 1997 |
| 5549853 |
Linked azo dyes |
Aug. 27, 1996 |
| 5536818 |
Dichroic azo dye, liquid crystal composition containing the same, and liquid crystal element using the composition |
Jul. 16, 1996 |
| 5204454 |
Prepolymeric polyols containing mesogenic units |
Apr. 20, 1993 |
| 5145953 |
Monomers of biscyclobutarenes bridged by at least one azo linkage |
Sep. 8, 1992 |
| 4978747 |
Colorants obtained by reacting a NH.sub.2 -containing dyestuff with a diisocyanate followed by reaction of this adduct with a diamine |
Dec. 18, 1990 |
| 4822424 |
Hexakisazo dyes-containing aqueous compositions |
Apr. 18, 1989 |
| 4804411 |
Recording liquid |
Feb. 14, 1989 |
| 4758659 |
Hexakisazo dyes |
Jul. 19, 1988 |
| 4535044 |
Photosensitive material for electrophotography containing photosensitive layer incorporating pentakisazo pigment |
Aug. 13, 1985 |
| 4308161 |
Novel yellow azo dyes and dichroic liquid crystal compositions made therewith |
Dec. 29, 1981 |
| 4308162 |
Novel yellow azo dyes and dichroic liquid crystal compositions made therewith |
Dec. 29, 1981 |
| 4308163 |
Novel yellow azo dyes and dichroic liquid crystal composition made therewith |
Dec. 29, 1981 |
| 4308164 |
Novel yellow azo dyes and dichroic liquid crystal composition made therewith |
Dec. 29, 1981 |
| 4145114 |
Pleochroic dyes |
Mar. 20, 1979 |
| 4128497 |
Dichroic liquid crystal compositions |
Dec. 5, 1978 |
| 3969339 |
Water-soluble pentakis-azo dyestuffs derived from 4,4'-diaminoazobenzene |
Jul. 13, 1976 |
| 3949015 |
Internally plasticized poly(vinyl chloride) |
Apr. 6, 1976 |
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