US 10251881
Particulate materials
granted A61KA61K31/4985A61K47/06
Quick answer
US patent 10251881 (Particulate materials) held by Nektar Therapeutics expires Mon Apr 04 2039 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Nektar Therapeutics
- Grant date
- Tue Apr 09 2019 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Apr 04 2039 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 24
- CPC classes
- A61K, A61K31/4985, A61K47/06, A61K47/08, A61K9/008