Patent · US Expired

Fibrin gel-containing filter

US4640778A · kind A · utility

13Cited by

6References

41Claims

0Family size

Assignee

New York Blood Center, Inc. · US

Inventors

Birger Blomback · Stockholm, SE
Masahisa Okada · Tokyo, JP

Key dates

Filing date	Jul 6, 1982
Grant date	Feb 3, 1987
Priority date	—
Expiry date	Jul 6, 2002

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T436/255
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

There is disclosed a filter comprising fibrin in gel form, the gel having substantially uniform pore sizes, and the filter comprising means for retaining the shape of at least one surface of the gel against deformation when contacted by a flowing medium.

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