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. 21, 1998
Filed:
Feb. 13, 1997
Applicant:
Inventors:
Walter Kuhn, Holzminden, DE;
Alfred Korber, Holzminden, DE;
Roland Langner, Bevern, DE;
Detlef Hagena, Stahle, DE;
Assignee:
Haarmann & Reimer GmbH, Holzminden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560188 ;
Abstract
Lactic acid menthyl ester can be stabilized by addition of alkali metal carbonate and/or bicarbonate and/or alkaline earth metal carbonate and/or bicarbonate.