US 6206931
Graft prosthesis materials
expired A61PA61P17/02
Quick answer
US patent 6206931 (Graft prosthesis materials) held by Cook Regentec LLC expires Mon Mar 22 2021 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Cook Regentec LLC
- Grant date
- Tue Mar 27 2001 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Mar 22 2021 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 38
- CPC classes
- A61P, A61P17/02