Polymeric particles having a biodegradable gelatin or aminodextran coating and process for making same
US5639620A · kind A · utility
44Cited by
18References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 9, 1994 |
| Grant date | Jun 17, 1997 |
| Priority date | — |
| Expiry date | Nov 9, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/24
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Gelatin and aminodextran coated polymer core particles useful in immunoassays and methods of making the same are disclosed. The preparation of aminodextrans having varying amounts of amine groups is also described, as is a method of crosslinking gelatin and aminodextran without the use of a stabilizer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.