Infectious bursal disease virus production in continuous cell lines
Patent 5192539 Issued on March 9, 1993. Estimated Expiration Date: 
March 9, 2010. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 9, 2010. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesEquine Rhinopneumonitis Virus Infectious Bursal Disease vaccine Attenuated infectious bursal disease virus strain and vaccine therefrom Monoclonal antibody which neutralizes multiple strains of infectious bursal disease virus Patent #: 4956452 InventorsAssigneeApplicationNo. 350656 filed on 05/11/1989US Classes:424/201.1, Combination of viral and bacterial antigens (e.g., multivalent viral and bacterial vaccine, etc.)424/202.1, Combination of antigens from multiple viral species (e.g., multivalent viral vaccine, etc.)424/204.1, Virus or component thereof424/816, VIRAL VACCINE FOR AVIAN SPECIES (E.G., POULTRY OR OTHER BIRDS, ETC.)435/235.1, VIRUS OR BACTERIOPHAGE, EXCEPT FOR VIRAL VECTOR OR BACTERIOPHAGE VECTOR; COMPOSITION THEREOF; PREPARATION OR PURIFICATION THEREOF; PRODUCTION OF VIRAL SUBUNITS; MEDIA FOR PROPAGATING435/236, Inactivation or attenuation; producing viral subunits435/237, By serial passage of virus435/239, Recovery or purification530/826VirusesExaminersPrimary: Brown, Johnnie R.Assistant: Mohamed, Abdel A. Attorney, Agent or FirmInternational ClassesA61K 039/12C12N 007/00 Foreign Application Priority Data1988-07-21 NLAbstractInfectious bursal disease virus vaccine free of avian cell material comprising inactivated virus or live virus that induces a protective immune response when administered to poultry by noninjection means.Other References
Field of SearchVIRUS OR BACTERIOPHAGE, EXCEPT FOR VIRAL VECTOR OR BACTERIOPHAGE VECTOR; COMPOSITION THEREOF; PREPARATION OR PURIFICATION THEREOF; PRODUCTION OF VIRAL SUBUNITS; MEDIA FOR PROPAGATINGInactivation or attenuation; producing viral subunits By serial passage of virus Recovery or purification Viruses |
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