Amorphous polymeric polyaxial initiators and compliant crystalline copolymers therefrom
US6462169B1 · kind B1 · utility
56Cited by
14References
20Claims
0Family size
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Inventor
Key dates
| Filing date | Oct 27, 2000 |
| Grant date | Oct 8, 2002 |
| Priority date | — |
| Expiry date | Dec 10, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/08
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An absorbable crystalline, monocentric polyaxial copolymer comprising a central carbon or nitrogen atom and at least three axes, each of which includes an amorphous flexible component adjacent and originating from the central atom and a rigid, crystallizable component extending outwardly from the amorphous, flexible component is disclosed along with the use of such copolymer in medical devices which may contain a bioactive agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.