🇺🇸 FDA
Patent

US 6680291

Modified ciliary neurotrophic factor, method of making and methods of use thereof

expired A61KA61K38/00

Quick answer

US patent 6680291 (Modified ciliary neurotrophic factor, method of making and methods of use thereof) held by REGENERON PHARMACEUTICALS, INC. expires Mon Jan 15 2024 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.

Key facts

Applicant
REGENERON PHARMACEUTICALS, INC.
Grant date
Tue Jan 20 2004 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Jan 15 2024 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
6
CPC classes
A61K, A61K38/00