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:
Nov. 30, 2021
Filed:
Dec. 11, 2017
Intervet Inc., Madison, NJ (US);
Kevin O'Connell, Omaha, NE (US);
Subramaniam Vaidyanathan, Lenexa, KS (US);
Brad Eddy, Saint Joseph, MO (US);
Intervet Inc., Madison, NJ (US);
Abstract
The present invention relates to an oral vaccine against respiratory disease in ruminants, comprising live attenuatedbacteria and a Polyvinylpyrrolidone (PVP). The addition of PVP significantly improves the protective effect of vaccination on lung scores after a challenge infection. Further the PVP allows vaccination by a method of mass administration, such as by oral route via a drink. In addition the invention relates to methods for the preparation of such a vaccine, to methods for the vaccination of ruminants employing such a vaccine, and to medical uses of a composition comprisingbacteria.