Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Azo dyes and process of dyeing with azo dyes which contain an N-(hydroxysulfonylphenylalkyl)pyridone coupling component

Azo dyes and process of dyeing with azo dyes which contain an N-(hydroxysulfonylphenylalkyl)pyridone coupling component

US Patent 5389110 · Granted Feb 14, 1995

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Crystal form of an organic fluorescent compound2025
Microparticle composition comprising an organic IR absorbing pigment2025
Naphthalocyanine and phthalocyanine chromophores2025
System and method for exhaust-gas aftertreatment of an internal combustion engin2022
Polyarylene ether sulfone comprising naphthalic acid anhydride endgroups2021
Crystal form of a dithiolene metal complex2021
Axial-piston motor and cyclic process device2020
Naphthalocyanine derivatives2020
Ga-naphthalocyanine chromophores with short chain alkoxy axial substituents2020
4-oxoquinoline compounds2019
Preparation of polymers comprising at least one benzo[c][1,2,5]thiadiazol-5,6-di2018
Compounds with terminal heteroarylcyanovinylene groups and their use in organic 2018