Granted Patent
Utility
US 4,652,137 · App. 06/873,866
Centrifugal analyzer
Inventor:
Claudio Calzi
Patented Case
View Patent ↗
Granted: Mar 24, 1987
Filed: Jun 12, 1986
Inventor
Claudio Calzi
Assignee (at issue)
ALLIED CONSULTING, 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.