The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 05, 1996
Filed:
Jun. 02, 1994
Applicant:
Inventors:
William P Cacheris, Florissant, MO (US);
Robert J Kaufman, University City, MO (US);
Thomas J Richard, University City, MO (US);
Raymond C Grabiak, Maryland Heights, MO (US);
Assignee:
HemaGen/PFC, St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
424-9365 ; 424900 ; 514492 ; 514502 ; 514836 ; 5149308 ; 556 50 ; 556 55 ; 556 63 ; 556 77 ; 556105 ; 556116 ; 556134 ; 556148 ; 534 16 ; 436173 ;
Abstract
Emulsions of paramagnetic contrast agents, and processes of making and using them are disclosed. The emulsions contain water, a dispersed oil phase and a complex of a paramagnetic metal ion and an organic chelator having a C.sub.10 -C.sub.30 unsaturated aliphatic group. The emulsions are very stable and therapeutically acceptable for intravenous administration to enhance MRI.