Granted Patent
Utility
US 5,552,997 · App. 08/275,099
Method of calibrating an analytical instrument
Inventor:
Desire J. L. Massart
Patented Case
View Patent ↗
Granted: Sep 3, 1996
Filed: Jul 14, 1994
Inventor
Desire J. L. Massart
Assignee (at issue)
U.S. Philips 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.