U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Liposomes with glycolipid-linked antibodies

Patent 4483929 Issued on November 20, 1984. Estimated Expiration Date: Icon_subject May 3, 2002. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Method of binding immunoglobulin employing a polypeptide from microorganisms
Patent #: 3995018
Issued on: 11/30/1976
Inventor: Sjoquist

Labeled liposome particle compositions and immunoassays therewith
Patent #: 4193983
Issued on: 03/18/1980
Inventor: Ullman ,   et al.

Immunochemical measuring process
Patent #: 4200436
Issued on: 04/29/1980
Inventor: Mochida ,   et al.

Immunological materials
Patent #: 4235792
Issued on: 11/25/1980
Inventor: Hsia ,   et al.

Process of determining an immunogenic substance by competition with an antibody in a microcapsule
Patent #: 4255411
Issued on: 03/10/1981
Inventor: Lim ,   et al.

Novel material for immunological assay of biochemical components and a process for the determination of said components
Patent #: 4342739
Issued on: 08/03/1982
Inventor: Kakimi ,   et al.

Chemical luminescence amplification substrate system for immunochemistry involving microencapsulated fluorescer
Patent #: 4372745
Issued on: 02/08/1983
Inventor: Mandle ,   et al.

Immunometric assays using monoclonal antibodies Patent #: 4376110
Issued on: 03/08/1983
Inventor: David ,   et al.

Inventor

Assignee

Application

No. 06/374031 filed on 05/03/1982

US Classes:

436/533, Carrier is water suspendible particles (e.g., latex, etc.)435/7.9, Assay in which an enzyme present is a label435/8, Involving luciferase435/966, INVOLVING AN ENZYME SYSTEM WITH HIGH TURNOVER RATE OR COMPLEMENT MAGNIFIED ASSAY (E.G., MULTI-ENZYME SYSTEMS, ETC.)436/512, INVOLVING ANTIBODY FRAGMENTS436/532, Antigen or antibody attached to a carrier via bridging agent436/534, Carrier is water suspendible particles436/548, Monoclonal antibody436/800, FLUORESCENT DYES (E.G., RHODAMINE, ETC.)436/803, STABE FREE RADICALS (E.G., SPIN IMMUNOASSAY, ETC.)436/819, MULTIFUNCTIONAL ANTIGEN OR ANTIBODY436/828, PROTEIN A436/829LIPOSOMES (E.G., ENCAPSULATION, ETC.)

Examiners

Primary: Marantz, Sidney

Attorney, Agent or Firm

International Class

G01N 33/58 (20060101)

Abstract

Lipid vesicles, labelled with encapsulated reporter compositions and bound to antibodies comprise a new class of immunoreagent, useful in immunoassays for ligands.

Other References

  • T J. Williams et al., Archives of Biochemistry and Biophysics, 195(1), 145-151 (1979)
  • D. Sinha et al., Biochemical and Biophysical Research Communications, 90(2), 554-560 (1979)
  • A. Huang et al., The Journal of Biological Chemistry, 255(17), 8015-8018 (1980)
  • G. S. Bethel et al., The Journal of Biological Chemistry, 254(8), 2572-2574 (1979)
  • T. D. Heath et al., Biochimica et Biophysica Acta, 640, 66-81 (1981)
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