Polyalkylene glycol acid additives
US7193031B2 · kind B2 · utility
2Cited by
4References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 22, 2003 |
| Grant date | Mar 20, 2007 |
| Priority date | — |
| Expiry date | Jul 22, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2203/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A new class of activated polyalkylene glycol acids and their active ester reagents for conjugation to biopharmaceuticals such as polypeptides, sugars, proteins and therapeutically active small molecules to produce biologically active conjugates of these pharmaceuticals and methods for producing these conjugates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.