US 6630167
Hyaluronic acid anti-adhesion barrier
expired A61PA61P17/02
Quick answer
US patent 6630167 (Hyaluronic acid anti-adhesion barrier) held by United States Surgical Corporation expires Mon Oct 02 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- United States Surgical Corporation
- Grant date
- Tue Oct 07 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Oct 02 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 37
- CPC classes
- A61P, A61P17/02