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:
Aug. 19, 1997
Filed:
May. 18, 1995
Applicant:
Inventors:
Assignee:
Cordis Corporation, Miami Lakes, FL (US);
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
522118 ; 522119 ; 522120 ; 522121 ; 522123 ; 525285 ; 525301 ; 525298 ; 427488 ; 427491 ;
Abstract
The invention relates to a method for providing a surface with carboxyl groups. A compound is applied to the surface with at least one functional group which can be converted into a carboxyl group. Thereafter, this surface is treated with a plasma to immobilize the compound, and then the functional group is converted into a carboxyl group. Also provided is a surface having carboxyl groups which is obtained with this method and a product with such a surface for exposure to blood, typically in vivo blood flows.