Granted Patent
Utility
US 5,874,902 · App. 08/681,741
Radio frequency identification transponder with electronic circuit enabling/disabling capability
Inventors:
Harley Heinrich, Peter G. Capek, Thomas Anthony Cofino, Daniel J. Friedman, Kevin P. McAuliffe, Paul Jorge Sousa, Brian Walsh
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: Jul 29, 1996
Inventors
Harley Heinrich
Peter G. Capek
Thomas Anthony Cofino
Daniel J. Friedman
Kevin P. McAuliffe
Paul Jorge Sousa
Brian Walsh
Assignee (at issue)
International Business Machines 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.