Methylidene malonate nanoparticles
US6420468B2 · kind B2 · utility
58Cited by
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24Claims
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Key dates
| Filing date | Jan 29, 2001 |
| Grant date | Jul 16, 2002 |
| Priority date | — |
| Expiry date | Jan 29, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F22/14
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Nanoparticles formed from a random polymer of at least one compound of formula (I) in whichA represents a group or a group;R1 and R2, identical or different, represent a linear or branched C1-C6 alkyl group;n=1, 2, 3, 4 or 5,having a diameter of less than 500 nm and an average molecular mass (Mw) between about 8000 and 100000, the nanoparticles being formed from homogeneous molecular species, and optionally containing a biologically active material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.