№ files_lp_4_process_3_135733
Analysis of a Federal Circuit case assessing the adequacy of written description for a patent claiming a specific dosage of dimethyl fumarate for treating multiple sclerosis, highlighting judicial interpretation of disclosed ranges versus specific endpoints.
Year: 2021
Region: United States
Subject: Patent law, pharmaceutical patents, multiple sclerosis treatment
Document type: Legal case analysis
Court / institution: Federal Circuit, U.S. District Court for the Northern District of West Virginia
Author: Dennis Crouch
Key parties: Biogen Int’l GMBH, Mylan Pharma Inc.
Patent number: US 8,399,514
Drug involved: Dimethyl fumarate (DMF)
Legal issue: Written description requirement
Date of decision: November 30, 2021
Judges involved: Judge Keeley, Judge Reyna, Judge Hughes, Judge O’Malley
Relevant prior art: Original 2007 provisional application
Price: 8 / 10 USD
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