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:
Dec. 01, 2015
Filed:
Mar. 28, 2012
Applicants:
Daniel Riechers, Regensburg, DE;
Eberhard Wuenn, Goettingen, DE;
Inventors:
Daniel Riechers, Regensburg, DE;
Eberhard Wuenn, Goettingen, DE;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
G01N 31/16 (2006.01); C07C 311/29 (2006.01); C09K 11/06 (2006.01); G01N 21/64 (2006.01); G01N 21/80 (2006.01); C09B 3/18 (2006.01);
U.S. Cl.
CPC ...
C07C 311/29 (2013.01); C09B 3/18 (2013.01); C09K 11/06 (2013.01); G01N 21/643 (2013.01); G01N 21/6428 (2013.01); G01N 21/80 (2013.01); C07C 2103/50 (2013.01); C09K 2211/1011 (2013.01);
Abstract
The present invention relates to a new type of fluorescent with the following formula (I), its preparation process, and also an optical pH sensor which comprises this fluorescent dye immobilized on an analyte-permeable carrier.