Patent · US Expired

Polymeric particles having a biodegradable gelatin or aminodextran coating and processes for making same

US5776706A · kind A · utility

57Cited by
18References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 6, 1997
Grant dateJul 7, 1998
Priority date
Expiry dateMar 6, 2017

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.