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. 10, 2010
Filed:
Feb. 27, 2004
Applicants:
Achim Müller, Grossostheim, DE;
Roland Schmieder, Aschaffenburg, DE;
Katharina Schmid, Rodgau, DE;
Inventors:
Assignee:
Eyesense AG, Basel, CH;
Primary Examiner:
Int. Cl.
CPC ...
C08F 8/00 (2006.01); C08F 116/06 (2006.01); C08F 299/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a copolymer, which is the reaction product of (a) a first prepolymer, comprising a bioactive moiety and at least one radically polymerizable group, and (b) a second prepolymer which is a polyvinyl alcohol having a weight average molecular weight of at least about 2000 that, based on the number of hydroxy groups of the polyvinyl alcohol, comprises from 0.5 to 80% structural units of formula (I) wherein: R is alkylene having up to 8 carbon atoms, Ris hydrogen or alkyl having up to seven carbon atoms, and Ris an olefinically unsaturated, electron-attracting copolymerizable radical.