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. 20, 2018
Filed:
Sep. 06, 2017
Applicant:
Xenoport, Inc., Redwood City, CA (US);
Inventors:
Chen Mao, Foster City, CA (US);
Randall A. Scheuerman, Santa Clara, CA (US);
Sami Karaborni, Cupertino, CA (US);
Assignee:
XENOPORT, INC., Redwood City, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 235/06 (2006.01); A61K 31/225 (2006.01); A61K 9/00 (2006.01);
U.S. Cl.
CPC ...
A61K 31/225 (2013.01); A61K 9/0053 (2013.01);
Abstract
Disclosed herein are crystalline forms of (N,N-Diethylcarbamoyl)methyl methyl (2E)but-2-ene-1,4-dioate, which is a prodrug of methyl hydrogen fumarate. Crystalline form 1, Crystalline form 2, Crystalline 3, and Crystalline form 4 are disclosed.