Granted Patent
Utility
US 4,868,110 · App. 06/915,634
Methods and device for detection of microorganisms
Inventors:
John Desrosier, N. Robert Ward
Patented Case
View Patent ↗
Granted: Sep 19, 1989
Filed: Oct 6, 1986
Inventors
John Desrosier
N. Robert Ward
Assignee (at issue)
BIOCONTROL SYSTEMS, INC.
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.