🇺🇸 FDA
Patent

US 6319691

Fusion proteins comprising IFN-alpha2b and TM-alpha1

expired A61KA61K38/00

Quick answer

US patent 6319691 (Fusion proteins comprising IFN-alpha2b and TM-alpha1) held by USA Universe Bioengineering, Inc. expires Mon Nov 15 2021 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.

Key facts

Applicant
USA Universe Bioengineering, Inc.
Grant date
Tue Nov 20 2001 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Nov 15 2021 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
4
CPC classes
A61K, A61K38/00