US 6355270
Particles for oral delivery of peptides and proteins
expired A61KA61K9/0097A61K9/1676
Quick answer
US patent 6355270 (Particles for oral delivery of peptides and proteins) held by The Regents of the University of California expires Mon Mar 07 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- The Regents of the University of California
- Grant date
- Tue Mar 12 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Mar 07 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 21
- CPC classes
- A61K, A61K9/0097, A61K9/1676, A61K9/1694, A61K9/4891