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:
Jul. 19, 2011
Filed:
Sep. 06, 2007
Applicants:
Jean-marie Lehn, Strasbourg, FR;
Nampally Sreenivasachary, Strasbourg, FR;
Andreas Herrmann, Veyrier, CH;
Inventors:
Jean-Marie Lehn, Strasbourg, FR;
Nampally Sreenivasachary, Strasbourg, FR;
Andreas Herrmann, Veyrier, CH;
Assignees:
Firmenich SA, Geneva, CH;
Universite Louis Pasteur, Strasbourg, FR;
Centre National de la Recherche Scientifique, Paris Cedex, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 8/30 (2006.01); A61K 31/4985 (2006.01); A61K 31/52 (2006.01); A61L 9/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to the formation of hydrogels based on guanosine hydrazide derivatives in the presence of cations. The hydrogels can be used as a carrier/delivery system for biologically active substances such as flavors, fragrances, insect attractants or repellents, bactericides, fungicides, pharmaceuticals or agrochemicals.