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:
Oct. 01, 2013
Filed:
Dec. 19, 2005
Applicants:
Norbert Braun, Queens, SG;
Jörg Eilers, Holzminden, DE;
Dirk Müller, Dassel, DE;
Inventors:
Assignee:
Symrise AG, Holzminden, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09K 3/00 (2006.01); A61K 8/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention concerns a nitrogen-free and sulfur-free odorant for hydrogen gas containing at least one acrylic acid C-C-alkyl ester and acetophenone, its use for the odorization of hydrogen gas, a process for the odorization of hydrogen gas and hydrogen gas containing an odorant according to the invention.