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:
Apr. 20, 2021
Filed:
May. 30, 2017
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Volker Hickmann, Ludwigshafen am Rhein, DE;
Timon Stork, Kuantan, MY;
Stefan Ruedenauer, Lampertheim, DE;
Ralf Pelzer, Lampertheim, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 8/18 (2006.01); A61K 8/00 (2006.01); C07D 309/10 (2006.01); C07D 311/74 (2006.01); C11B 9/00 (2006.01);
U.S. Cl.
CPC ...
C07D 309/10 (2013.01); C07D 311/74 (2013.01); C11B 9/008 (2013.01);
Abstract
The present invention relates to tetrahydropyranyl lower akyl esters and specifically to tetrahydropyranyl acetates, a method for preparation thereof using ketene and use thereof as fragrances and aroma substances.