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Class Information
Number: 552/103
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Acyclic carbon bonded directly to three benzene rings or to two benzene rings and a cyclohexadienyl ring, which acyclic carbon may not be bonded to a fourth carbon (e.g., triphenylmethane dyestuffs, etc.) > Heavy metal or alumium containing
Description: Compounds which contain aluminum or heavy metal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5808116 |
Process for the preparation of triphenylemethane coloring agents |
Sep. 15, 1998 |
| 4824610 |
Colorants for ball-point pen and ribbon inks |
Apr. 25, 1989 |
| 4439365 |
Novel hydroxy substituted prostanoic acids, esters, congeners, intermediates and process |
Mar. 27, 1984 |
| 4330476 |
Preparation of cationic triarylmethane dyestuffs |
May. 18, 1982 |
| 4285696 |
Dyestuffs derived from triphenylmethane, their preparation and use |
Aug. 25, 1981 |
| 4142914 |
Pigments which are stable in nitrocellulose |
Mar. 6, 1979 |
| 4107441 |
Novel 16 hydroxy 15-deoxy-5-cis-prostenoic acids and esters |
Aug. 15, 1978 |
| 4062877 |
Process for the preparation of violet dyestuffs of the triphenylmethane series |
Dec. 13, 1977 |
| 3993674 |
Novel prostaglandins |
Nov. 23, 1976 |
| 3985798 |
11.alpha.-HOMO-PROSTANOIC ACIDS AND ESTERS |
Oct. 12, 1976 |
| 3950406 |
Hydroxylated 15-deoxy derivatives of 9-hydroxy-13-trans-prostenoic acid |
Apr. 13, 1976 |
| 3932479 |
Lithium 3-triphenylmethoxy-1-trans-alkenyl-dialkyl alanates |
Jan. 13, 1976 |
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