Nmr imaging with paramagnetic polyvalent metal salts of poly-(acid-alkylene-amino)-alkanes
CA 1321346 C · Owner: Worah, Dilip · Inventors: Rocklage, Scott M.; Quay, Steven C.; Worah, Dilip
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a method of imaging body tissue in a patient comprising administering to the patient an effective amount of a pharmaceutical agent for affecting the relaxation times of atoms in body tissues undergoing NMR diagnosis whereby, image contrast is enhanced, said agent comprising an amount effective to affect such relaxation times of a paramagnetic, physiologically compatible salt of a physiologically compatible chelate complex of an ion of a lanthanide element of atomic numbers 57-70, or of a transition metal of atomic numbers 21-29, 42, or 44; and a pharmaceutically acceptable carrier, and subjecting the patient to NMR tomography the, improvement wherein said salt of said chelate complex is …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted August 17, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 17, 2010.
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Timeline
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.