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:
May. 05, 1981
Filed:
Jul. 10, 1978
Applicant:
Inventors:
Jan C Ericksson, Djursholm, SE;
Rolf L Larsson, Ekero, SE;
Assignee:
Aminkemi AB, Bromma, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ;
U.S. Cl.
CPC ...
427-2 ; 424183 ; 3-14 ;
Abstract
A charged surface of a medical article intended for blood contact can be heparinized by being contacted with a collodial aqueous solution of a complex compound of heparin and a cationic surfactant, the particles of the collodial solution having attached to their surfaces charges of a polarity opposite to that of the charges of the article.