Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the preparation of perylene-3,4,9,10-tetracarboxydiimides in a coloristically valuable pigment form

Process for the preparation of perylene-3,4,9,10-tetracarboxydiimides in a coloristically valuable pigment form

US Patent 5145964 · Granted Sep 8, 1992

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Façade structure and/or wall structure2022
FaÇade structure2021
System and method for detecting and further processing the position of at least 2015
Propellant and process for producing a propellant2014
Pressure vessel for storing a fluid2014
Tube for transporting high-viscosity materials2011
Method and system for checking completeness in a package2008
Water vapor-permeable coating composite2006
Mixtures of aqueous binders2005
Polyurethane coatings, based on polyisocyanates containing uretdione and/or oxad2004
Polyurethane solutions containing alkoxysilane structural units2004
Polyurethane-polyurea dispersions as coating compositions2003