US 6444447
Polymer grafting by polysaccharide synthases
expired A61KA61K31/728A61K31/737
Quick answer
US patent 6444447 (Polymer grafting by polysaccharide synthases) held by The Board of Regents of the University of Oklahoma expires Mon Aug 29 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- The Board of Regents of the University of Oklahoma
- Grant date
- Tue Sep 03 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Aug 29 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 48
- CPC classes
- A61K, A61K31/728, A61K31/737, A61K47/36, A61K9/006