Temperature and pH sensitive copolymers
US7316816B2 · kind B2 · utility
3Cited by
5References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 10, 2004 |
| Grant date | Jan 8, 2008 |
| Priority date | — |
| Expiry date | Feb 2, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L53/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention is directed to a copolymer comprising at least three types of monomeric units, said three types of monomeric units comprising:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.