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:
Nov. 18, 2014
Filed:
Sep. 13, 2010
Douglas A. Wicks, Plymouth, MN (US);
Sergey Selifonov, Plymouth, MN (US);
Marc Davis Scholten, Saint Paul, MN (US);
Douglas A. Wicks, Plymouth, MN (US);
Sergey Selifonov, Plymouth, MN (US);
Marc Davis Scholten, Saint Paul, MN (US);
Segetis, Inc., Golden Valley, MN (US);
Abstract
A ketal ester of an oxocarboxylic acid and a process to make the same, where the ketal ester is of Structure (I): wherein a is 0 or an integer from 1 to 12; n is 0 or 1; Ris a linear alkyl, aryl, arylalkylene, or branched alkyl group with 1-18 carbon atoms; Rand Rcan be hydrogen, Cstraight chain or branched alkyl, phenyl, substituted phenyl, C1-6 alkyl substituted with up to four OH groups, C1-6 alkyl, or acetyl optionally substituted hydrocarbon radicals, or Rand Rtogether with the α-carbon form a cycloaliphatic or heterocyclic ring with 3-6 carbon atoms and 0-3 heteroatoms, provided that only one of Rand Ris hydrogen; Ris a linear alkyl or branched alkyl group with 1-18 carbon atoms; and Ris hydrogen, or an alkyl, aryl, aralkyl or branched alkyl group with 1-10 carbon atoms.