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:
Jan. 13, 1976
Filed:
Feb. 04, 1974
Applicant:
Inventor:
Harry W Margraf, Clayton, MO (US);
Assignee:
Rescue Products, Inc., Bridgeton, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C08B / ;
U.S. Cl.
CPC ...
424183 ; 2602 / ; 424245 ;
Abstract
Silver-heparin-allantoin complex and process for making same is disclosed. The silver-heparin-allantoin complex is prepared by a novel process in either powder or solution form. The silver-heparin-allantoin complex provides a non-thrombogenic, self-sterilizing compound for application to polymeric devices such as prosthetic values, small diameter arterial grafts and the like to avoid thrombus formation and infection of polymeric devices.