Nitrogen-containing cyclic ligands, metallic complexes formed by these ligands, diagnostic compositions containing these complexes and process for the preparation of the ligands
US5417960A · kind A · utility
6Cited by
6References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 3, 1994 |
| Grant date | May 23, 1995 |
| Priority date | — |
| Expiry date | Feb 3, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/24
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The subject of the invention is nitrogen-containing cyclic ligands and metal complexes formed by these ligands, the uses of these complexes as magnetic resonance imaging (MRI) agents, as X-ray contrast agents and as chemical shift reagents in vivo.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.