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:
Jun. 11, 2019
Filed:
Aug. 19, 2016
Applicants:
Gfbiochemicals Limited, Valletta, MT;
Brian D. Mullen, Delano, MN (US);
Cora M. Leibig, Maple Grove, MN (US);
Roger Schoonover, Beaverton, OR (US);
Kevin Jon Bechtold, St. Paul, MN (US);
Inventors:
Brian D. Mullen, Delano, MN (US);
Cora M. Leibig, Maple Grove, MN (US);
Roger Schoonover, Beaverton, OR (US);
Arie De Rijke, Brunssum, NL;
Kevin Jon Bechtold, St. Paul, MN (US);
Assignee:
GFBIOCHEMICALS IP ASSETS B.V., Geleen, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 307/50 (2006.01); C07D 307/48 (2006.01); C07D 307/54 (2006.01); C07C 59/185 (2006.01);
U.S. Cl.
CPC ...
C07D 307/50 (2013.01); C07C 59/185 (2013.01); C07D 307/48 (2013.01); C07D 307/54 (2013.01);
Abstract
The invention relates generally to the preparation of hydroxymethyl furfural derivatives such as 5-carboxymethyl furfural derivatives, ethers such as 5-alkoxymethyl furfural derivatives, 5-hydroxymethyl furfural, levulinic acid, levulinic acid esters, and/or formic acid, formic acid esters from sugar.