Patent · US Active

Pharmaceutical compositions of fumaric acid esters

US9999672B2 · kind B2 · utility

0Cited by

42References

25Claims

0Family size

Assignee

XENOPORT, INC. · US

Inventors

Suresh K. Manthati · Cupertino, US
Sami Karaborni · Cupertino, US
Wei-Tsung Chen · Hsinchu, TW

Key dates

Filing date	Mar 20, 2015
Grant date	Jun 19, 2018
Priority date	—
Expiry date	Mar 20, 2035

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K47/22
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Pharmaceutical compositions and dosage forms of (N,N-diethylcarbamoyl)methyl methyl (2E)but-2-ene-1,4-dioate and/or methyl 4-morpholin-4-ylbutyl (2E)but-2-ene-1,4-dioate, containing low levels of certain impurities are disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.