US 9828452
Process for the synthesis of poly (vinyl alcohol) and/or poly (vinyl acetate) with spherical morphology and shell-and-nucleus structure and its use in vascular embolization
granted A61PA61P35/00A61P9/00
Quick answer
US patent 9828452 (Process for the synthesis of poly (vinyl alcohol) and/or poly (vinyl acetate) with spherical morphology and shell-and-nucleus structure and its use in vascular embolization) held by FIRST LINE INDUSTRIA E COMMERCIA S/A expires Mon Nov 23 2037 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- FIRST LINE INDUSTRIA E COMMERCIA S/A
- Grant date
- Tue Nov 28 2017 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Nov 23 2037 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 32
- CPC classes
- A61P, A61P35/00, A61P9/00