The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 28, 2000
Filed:
May. 15, 1995
Applicant:
Inventors:
Danny W Chladek, St. Joseph, MO (US);
David E Gorcyca, St. Joseph, MO (US);
Louis L Harris, Forsythe, MO (US);
Assignee:
Boehringer Ingelheim Vetmedica, Inc., St. Joseph, MO (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C12N / ;
U.S. Cl.
CPC ...
4241841 ; 4242181 ; 4242211 ; 4242041 ; 424815 ; 4352351 ; 435236 ; 435237 ; 435239 ;
Abstract
A substantially avirulent vaccine against Porcine Reproductive and Respiratory Syndrome (PRRS) is provided, which effectively immunizes swine against the U.S. and European forms of the disease, together with a method of growing the viral agent in vitro, and a method of attenuating the virus for vaccine preparation.