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:
Sep. 12, 1989
Filed:
Jul. 07, 1988
Applicant:
Inventors:
Can B Hu, Spring Valley, OH (US);
Donald D Solomon, Spring Valley, OH (US);
Nancy L Shields, Dayton, OH (US);
Assignee:
Becton, Dickinson and Company, Franklin Lakes, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ;
U.S. Cl.
CPC ...
427-2 ; 427322 ; 523112 ; 525 541 ; 525 542 ; 525 5422 ;
Abstract
A method for heparinizing a substrate includes applying a coating of ammonium salt to a substrate by steeping the substrate in a solution of the salt at an alkaline pH and contacting the coated substrate with a solution of a salt of heparin.