Compositions for delivery of polypeptides, and methods
US5843887A · kind A · utility
9Cited by
7References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 16, 1997 |
| Grant date | Dec 1, 1998 |
| Priority date | — |
| Expiry date | Oct 16, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/62
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compositions comprising intrinsic factor (IF), and in particular, compositions comprising substantially pure intrinsic factor (IF) and a polypeptide wherein said composition is substantially free of R protein; a method of delivering a composition to the portal and/or lymphatic circulation system of a host; and a method of producing the above-described composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.