US 8888902
Portable oxygen enrichment device and method of use
granted A61KA61K33/00
Quick answer
US patent 8888902 (Portable oxygen enrichment device and method of use) held by SEPARATION DESIGN GROUP LLC expires Mon Nov 13 2034 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- SEPARATION DESIGN GROUP LLC
- Grant date
- Tue Nov 18 2014 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Nov 13 2034 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 47
- CPC classes
- A61K, A61K33/00