US 11291636
Polymer protein microparticles
granted A61KA61K38/179A61K9/14
Quick answer
US patent 11291636 (Polymer protein microparticles) held by REGENERON PHARMACEUTICALS, INC. expires Mon Mar 31 2042 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- REGENERON PHARMACEUTICALS, INC.
- Grant date
- Tue Apr 05 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Mar 31 2042 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 22
- CPC classes
- A61K, A61K38/179, A61K9/14, A61K9/1611, A61K9/1617