Patent · US Expired

Magnetic-polymer particles

US4795698A · kind A · utility

297Cited by
6References
44Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 16, 1986
Grant dateJan 3, 1989
Priority date
Expiry dateSep 16, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2982
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A magnetic-polymer particle, useful in immunoassay techniques and various other biological/medical applications is produced by coprecipitation of transition metals in the presence of a polymer having available coordination sites. These particles are capable of forming stable aqueous suspensions and may be easily resuspended after agglomeration.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.