Granted Patent
Utility
US 4,568,645 · App. 06/583,152
Fungal pyranose-2-oxidase preparations
Inventors:
Kirston E. Koths, Robert F. Halenbeck, David B. Ring
Patented Case
View Patent ↗
Granted: Feb 4, 1986
Filed: Feb 24, 1984
Inventors
Kirston E. Koths
Robert F. Halenbeck
David B. Ring
Assignee (at issue)
Cetus Corporation
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.