US 6497902
Ionically crosslinked hydrogels with adjustable gelation time
expired A61KA61K47/32A61K47/36
Quick answer
US patent 6497902 (Ionically crosslinked hydrogels with adjustable gelation time) held by THE REGENTS OF THE UNIVERSITY OF MICHIGAN expires Mon Dec 19 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- THE REGENTS OF THE UNIVERSITY OF MICHIGAN
- Grant date
- Tue Dec 24 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Dec 19 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 29
- CPC classes
- A61K, A61K47/32, A61K47/36, A61K8/042, A61K8/19