US 6410023
Recombinant parainfluenza virus vaccines attenuated by deletion or ablation of a non-essential gene
expired A61KA61K2039/522A61K39/00
Quick answer
US patent 6410023 (Recombinant parainfluenza virus vaccines attenuated by deletion or ablation of a non-essential gene) held by The United States of America expires Mon Jun 20 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- The United States of America
- Grant date
- Tue Jun 25 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Jun 20 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 53
- CPC classes
- A61K, A61K2039/522, A61K39/00, A61P, A61P31/16