Patent · US Expired

Hepatitis A virus vaccines

US6423318B1 · kind B1 · utility

6Cited by

4References

7Claims

0Family size

Assignees

The United States of America, as represented by the Department of Health and Human Services · US
SmithKline Beecham Biologicals S.A. · BE

Inventors

Ann W. Funkhouser · Ellicott City, US
Suzanne U. Emerson · Rockville, US
Robert H. Purcell · Boyds, US
Eric D'Hondt · Ottenburg, BE

Key dates

Filing date	Aug 31, 2000
Grant date	Jul 23, 2002
Priority date	—
Expiry date	Aug 31, 2020

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02A50/30
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A live hepatitis A virus adapted to growth in MRC-5 cells, which HAV is preferably characterized by suitable attenuation for effective vaccine administration to humans and animals without inactivation, methods for adapting HAV to growth in MRC-5, vaccine compositions and method of vaccinating humans against HAV infection.

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