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. 19, 2013
Filed:
Mar. 21, 2012
Applicants:
Sandip K. Nandy, Olympia, WA (US);
Abeysinghe Arrachchigae Padmapriya, Olympia, WA (US);
Inventors:
Sandip K. Nandy, Olympia, WA (US);
Abeysinghe Arrachchigae Padmapriya, Olympia, WA (US);
Assignee:
Unigen, Inc., Seattle, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 49/84 (2006.01); C07C 45/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Compounds of structure (I): including stereoisomers, tautomers and salts thereof, wherein R, R, R, R, R, R, X, Y and Z are as defined herein. Such compounds are useful for the preparation of diarylpropane compounds. Methods for the preparation of compounds of structure (I) are also disclosed, as are methods employing compounds of structure (I) for the preparation of diarylpropanes.