Patent · US Expired

Fluorescent diketopyrrolopyrroles

US6603020B1 · kind B1 · utility

13Cited by
3References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 7, 2000
Grant dateAug 5, 2003
Priority date
Expiry dateSep 7, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B57/004
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to fluorescent diketopyrrolopyrroles of formula I and processes for its preparation, its uses and compositions comprising the compounds of formula I.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.