Granted Patent
Utility
US 5,558,867 · App. 08/272,513
Recombinant Marek's disease virus, process for preparing the same and vaccine containing the same
Inventors:
Masashi Sakaguchi, Michitaka Yamamoto
Patented Case
View Patent ↗
Granted: Sep 24, 1996
Filed: Jul 7, 1994
Inventors
Masashi Sakaguchi
Michitaka Yamamoto
Assignee (at issue)
Juridical Foundation the Chemo-Sero-Therapeutic Research Institute
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.