Granted Patent
Utility
US 5,877,547 · App. 08/836,563
Active security device including an electronic memory
Inventor:
Alain Rhelimi
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Aug 12, 1997
Inventor
Alain Rhelimi
Assignee (at issue)
Schlumberger Industires, S.A.
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.