US 9902690
Ethoxylated surfactants
granted A61KA61K8/46
Quick answer
US patent 9902690 (Ethoxylated surfactants) held by The Board of Regents of the University of Oklahoma expires Mon Feb 22 2038 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- The Board of Regents of the University of Oklahoma
- Grant date
- Tue Feb 27 2018 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Feb 22 2038 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 27
- CPC classes
- A61K, A61K8/46