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:
Sep. 16, 2014
Filed:
May. 30, 2011
Applicants:
Heinz Langhals, Ottobrunn, DE;
Peter Laubichler, Munich, DE;
Christos Haritoglou, Munich, DE;
Ana Varja, Munich, DE;
Inventors:
Heinz Langhals, Ottobrunn, DE;
Peter Laubichler, Munich, DE;
Christos Haritoglou, Munich, DE;
Ana Varja, Munich, DE;
Assignee:
Alamedics GmbH & Co. KG, Dornstadt, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 209/58 (2006.01); C09B 31/15 (2006.01); A61K 49/00 (2006.01); C09B 23/06 (2006.01);
U.S. Cl.
CPC ...
A61K 49/006 (2013.01); C09B 23/06 (2013.01); A61K 49/0034 (2013.01);
Abstract
Cyanine dyes having optional sulfonic acid substituents on the aromatic nucleus have been developed for use as contrast agents for assisting in surgery and diagnosis, especially for simplifying the surgical removal of basal membranes of the eye, such as the internal limiting membrane (ILM), and for dyeing the lens capsule.