Class C09B : ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES
Subclass 1/36: Dyes with an anthracene nucleus not condensed with any other ring Amino anthraquinones Preparation from starting materials already containing the anthracene nucleus Dyes with acylated amino groups
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 9846345 | Colored pigment particles for electrophoretic displays | Feb 28, 13 | Dec 19, 17 | EMPIRE TECHNOLOGY DEVELOPMENT LLC |
| 5976237 | Pigment process for durable pigments | Feb 27, 97 | Nov 02, 99 | TRONOX LLC, KENT-MCGEE CHEMICAL CORPORATION, |
| 5833892 | Formation of TiO.sub.2 pigment by spray calcination | Jul 12, 96 | Nov 10, 98 | KERR-MCGEE PIGMENTS (SAVANNAH), INC. |
| 5210188 | Dyestuffs for perfluoropolyoxyalkylenes and compositions based on perfluoropolyoxyalkylenes containing such dyestuffs | Feb 11, 92 | May 11, 93 | AUSIMONT S.P.A. |
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