Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Monoazo compounds deriving from 5-amino-benzimidazole-2-one-6-carboxylic acid

Monoazo compounds deriving from 5-amino-benzimidazole-2-one-6-carboxylic acid

US Patent 4277397 · Granted Jul 7, 1981

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Float lapping fixture1987
Bevel tool1987
Methods of attaching back-bar to slider1986
Glass bonding fixture1986
Methods of fashioning glass bonded device1985
Back-bar attachment and associated fixture1985
Process for mass coloring thermoplastic plastics1983
1,3,4-Oxadiazoles1983
Quinacridone mixtures, process for their manufacture and their use as pigments1983
Monoazo compounds, process for their manufacture and their use1982
Pigment preparations1980
Process for the preparation of 2,2'-dichloro-hydrazobenzene1980