Granted Patent
Utility
US 5,149,945 · App. 07/548,414
Method and coupler for interfacing a portable data carrier with a host processor
Inventors:
Jerry W. Johnson, John M. Taskett
Patented Case
View Patent ↗
Granted: Sep 22, 1992
Filed: Jul 5, 1990
Inventors
Jerry W. Johnson
John M. Taskett
Assignee (at issue)
Micro Card Technologies, 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.