Vaccine against hepatitis A virus

US4894228A · kind A · utility

Assignee

• The United States of America, as represented by the Department of Health and Human Services · US

Inventors

• Robert H. Purcell · Boyds, US
• John R. Ticehurst · Kensington, US
• Jeffrey I. Cohen · Watertown, US
• Suzanne U. Emerson · Rockville, US
• Stephan M. Feinstone · Washington, US
• Richard J. Daemer · Washington, US
• Ian D. Gust · Parramatta, AU

Key dates

• Filing date: Jul 12, 1988
• Grant date: Jan 16, 1990
• Expiry date: Jul 12, 2008

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02A50/30
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present invention provides an attenuated hepatitis A virus useful as a vaccine.