🇺🇸 FDA
Patent

US 6923971

Respiratory syncytial virus vaccines expressing protective antigens from promoter-proximal genes

expired A61KA61K2039/5254A61K2039/5256

Quick answer

US patent 6923971 (Respiratory syncytial virus vaccines expressing protective antigens from promoter-proximal genes) held by The United States of America, as represented by the Department of Health and Human Services expires Mon Jul 28 2025 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.

Key facts

Applicant
The United States of America, as represented by the Department of Health and Human Services
Grant date
Tue Aug 02 2005 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Jul 28 2025 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
81
CPC classes
A61K, A61K2039/5254, A61K2039/5256, A61K39/12, A61K39/155