Granted Patent
Utility
US 5,862,039 · App. 08/694,821
Coil element for a data carrier with an integrated circuit and noncontacting coupling
Inventor:
Achim Oertel
Patented Case
View Patent ↗
Granted: Jan 19, 1999
Filed: Aug 9, 1996
Inventor
Achim Oertel
Assignee (at issue)
GIESECKE & DEVRIENT GMBH
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.