US 6521229
41 kDa Cryptosporidium parvum oocyst wall protein
expired A61KA61K2039/505A61K38/00
Quick answer
US patent 6521229 (41 kDa Cryptosporidium parvum oocyst wall protein) held by The United States of America, as represented by the Secretary of Agriculture expires Mon Feb 13 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- The United States of America, as represented by the Secretary of Agriculture
- Grant date
- Tue Feb 18 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Feb 13 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 6
- CPC classes
- A61K, A61K2039/505, A61K38/00, A61K39/00