Patent · US Expired

Polychelants

US6274713A · kind A · utility

35Cited by
8References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1995
Grant dateAug 14, 2001
Priority date
Expiry dateJun 7, 2015

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K51/088
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Invention is directed to polychelants and their metal chelates which are useful in diagnostic imaging. The polychelants comprise a plurality of macrocyclic chelant moieties, eg. DOTA residues, conjugated by thiourea, urea or glycinamide linkages to a backbone moiety through a donor atom.

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