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:
Feb. 06, 2018
Filed:
Oct. 14, 2015
Applicant:
Everfront Biotech Inc., New Taipei, TW;
Inventor:
Wen-Sen Li, New Taipei, TW;
Assignee:
EVERFRONT BIOTECH INC., New Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 307/88 (2006.01); C07C 51/087 (2006.01); C07C 51/363 (2006.01); C07C 51/48 (2006.01); C07C 51/42 (2006.01);
U.S. Cl.
CPC ...
C07D 307/88 (2013.01); C07C 51/087 (2013.01); C07C 51/363 (2013.01); C07C 51/42 (2013.01); C07C 51/48 (2013.01);
Abstract
A method for preparing an isobenzofuran-1(3H)-one based compound of the following formula I is provided. R1, R2 and p are defined in the specification.