US 6992171
Polypeptide and its DNA
expired A61KA61K38/00A61P
Quick answer
US patent 6992171 (Polypeptide and its DNA) held by Takeda Pharmaceutical Company Limited expires Mon Jan 26 2026 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Takeda Pharmaceutical Company Limited
- Grant date
- Tue Jan 31 2006 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Jan 26 2026 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 2
- CPC classes
- A61K, A61K38/00, A61P, A61P13/12, A61P25/00