Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for preparing polyalkyl perylenes, perylenes obtained by this process, and organic materials with ESR properties derived from the same

Process for preparing polyalkyl perylenes, perylenes obtained by this process, and organic materials with ESR properties derived from the same

US Patent 4956508 · Granted Sep 11, 1990

Estimated economic value: $4,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Coating compositions including a polyester, articles, and methods of coating2025
Coating compositions including a polyester, articles, and methods of coating2023
Management of groups of connected objects using wireless communication protocols2023
Removable closure and coating system2022
Installation for optical inspection of glass containers at the outlet of a formi2021
Removable closure and coating system2019
Device for winding and unwinding a cable around a drum2018
Coating system2015
Automated collection point2015
2-oxo-1-pyrrolidine derivatives, processes for preparing them and their uses2013
2-oxo-1-pyrrolidine derivatives, processes for preparing them and their uses2013
2-oxo-1-pyrrolidine derivatives2012