Granted Patent
Utility
US 6,544,519 · App. 09/077,098
Polypeptide originating in haemophilus paragallinarum and process for producing the same
Inventors:
Eiji Tokunaga, Masashi Sakaguchi, Kazuo Matsuo, Fukusaburo Hamada, Sachio Tokiyoshi
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: May 19, 1998
Inventors
Eiji Tokunaga
Masashi Sakaguchi
Kazuo Matsuo
Fukusaburo Hamada
Sachio Tokiyoshi
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.