Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › 1,7-disubstituted perylene-3,4,9, 10-tetracarboxylic acids, their dianhydrides and diimides of said acids

1,7-disubstituted perylene-3,4,9, 10-tetracarboxylic acids, their dianhydrides and diimides of said acids

US Patent 6063181 · Granted May 16, 2000

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Thermoplastic molding materials comprising organic black pigments2014
Conversion of perylene-3,4:9,10-tetracarboximides to a form suitable for use as 2010
Conversion of perylene-3,4:9,10-tetracarboximides to a form suitable for use as 2010
Preparation of perylen-3,4:9,10-tetracarboxylic dianhydride and also of naphtale2010
Method for producing perylene-3,4-dicarboxylic acid imides2010
Method for converting perylen-3,4:9,10-tetracarboxylic acid diimides into a form2010
Method for converting perylen-3,4:9,10-tetracarboxylic acid diimides into a form2010
Method for producing quaterrylene-3,4:13, 14-tetracarboxy diimides by direct syn2010
9-cyano-substituted perylene-3,4-dicarboxylic acid monoimides2009
Coated metallic luster pigments for pigmenting high molecular weight materials2008
9-Cyano-substituted perylene-3, 4-dicarboxylic monoimides2008
Method for the production of perylen-3,4:9,10-tetracarboxylic acid diimides and 2008