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:
Dec. 30, 1997
Filed:
Dec. 01, 1995
Applicant:
Inventor:
Samuel Anthony Thompson, Wilmington, DE (US);
Assignee:
Hercules Incorporated, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424-942 ; 424900 ;
Abstract
Disclosed is a method for providing radiopacity to a medical device comprising incorporating in said medical device metal-cation salt of anionic polymer, wherein the metal has atomic weight greater than about 40; radiopaque medical devices comprising the essentially water-insoluble metal-cation salts of anionic polymers; and a method for carrying out x-ray diagnostic procedures comprising administering to a subject a contrast agent comprised of the essentially water-insoluble metal-cation salts of anionic polymer.