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:
Mar. 17, 2015
Filed:
Jan. 11, 2011
Applicants:
Rolf Schäfer, Arisdorf, CH;
Hans Hitz, Arisdorf, CH;
Inventors:
Rolf Schäfer, Arisdorf, CH;
Hans Hitz, Arisdorf, CH;
Assignee:
CIS Pharma AG, Bubendorf, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 47/32 (2006.01); A61K 47/30 (2006.01); G02B 1/04 (2006.01); C08F 8/30 (2006.01);
U.S. Cl.
CPC ...
G02B 1/043 (2013.01); C08F 8/30 (2013.01); Y10S 514/912 (2013.01);
Abstract
The subject invention relates to a method of preparing a biocompatible polymer comprising epsilon-linked L-lysine having free alpha-amino and carboxy functions. The invention further encompasses the resulting biocompatible polymer and articles made from the polymer, in particular contact and intraocular lenses.