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.

Date of Patent:
Jun. 23, 2009

Filed:

Mar. 25, 2005
Applicants:

Sean M. Stucke, Farmington, MN (US);

Ralph A. Chappa, Prior Lake, MN (US);

Joseph A. Chinn, Shakopee, MN (US);

Aron B. Anderson, Minnetonka, MN (US);

Inventors:

Sean M. Stucke, Farmington, MN (US);

Ralph A. Chappa, Prior Lake, MN (US);

Joseph A. Chinn, Shakopee, MN (US);

Aron B. Anderson, Minnetonka, MN (US);

Assignee:

SurModics, Inc., Eden Prairie, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/727 (2006.01); A61K 47/00 (2006.01); A61F 2/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention provides methods and compositions for providing biocompatible surfaces to medical articles. In particular the invention provides biocompatible coatings with heparin activity. In some aspects, the biocompatible coatings of the invention are able to release a bioactive agent. The coatings can be formed using biostable or biodegradable polymeric material and photoreactive groups. The invention also provides methods for improving the quality of bioactive agent-containing coatings by performing pre-irradiation of biocompatible coating compositions.


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