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. 04, 2014
Filed:
Jun. 24, 2011
Pablo Wessig, Berlin, DE;
Kristian Möllnitz, Berlin, DE;
Robert Wawrzinek, Berlin, DE;
Universitat Potsdam, Postdam, DE;
Abstract
The invention relates to a fluorescent dye of general formula I or II wherein R, R, Rand Rare independently hydrogen or a branched or unbranched, saturated or unsaturated, aliphatic or aromatic, functionally substituted, or unsubstituted hydrocarbon radical, wherein at least one of the Ror Rradicals and one of the Ror Rradicals is not hydrogen and the Rand Rradicals and/or Rand Rradicals in formula I can be bridged to each other, and X and Y independently represent a substituted or unsubstituted Cor Chydrocarbon radical wherein any one carbon unit can be replaced by an N or S heteroatom. The dye is remarkable for its high fluorescence intensity and large Stokes shift in combination with a long fluorescence lifetime.