Patent · US Expired

Method of obtaining an antigenic fraction from Bordetella bronchiseptica

US4250265A · kind A · utility

1Cited by
0References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1979
Grant dateFeb 10, 1981
Priority date
Expiry dateOct 15, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S424/825
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A sub-cellular antigenic fraction of Bordetella bronchiseptica protects against the incidence and severity of swine atropic rhinitis.

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