Granted Patent
Utility
US 4,160,205 · App. 05/843,493
Detection of bacterial activity
Inventors:
Geoffrey Hobbs, Alfred C. Jason, John Richards
Patented Case
View Patent ↗
Granted: Jul 3, 1979
Filed: Oct 19, 1977
Inventors
Geoffrey Hobbs
Alfred C. Jason
John Richards
Assignee (at issue)
NATIONAL RESEARCH DEVELOPMENT 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.