CA Patent

CA2248955A1 — The use of fumaric acid derivatives

Assigned to Biogen International GmbH · Expires 1997-05-20 · 29y expired

What this patent protects

The present invention relates to the use of certain fumaric acid monoalkyl esters as salts or free acids thereof either alone or in combination with a dialkyl fumarate for preparing pharmaceutical compositions for the treatment of auto-immune diseases.

USPTO Abstract

The present invention relates to the use of certain fumaric acid monoalkyl esters as salts or free acids thereof either alone or in combination with a dialkyl fumarate for preparing pharmaceutical compositions for the treatment of auto-immune diseases.

Drugs covered by this patent

Patent Metadata

Patent number
CA2248955A1
Jurisdiction
CA
Classification
Expires
1997-05-20
Drug substance claim
No
Drug product claim
No
Assignee
Biogen International GmbH
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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