Granted Patent
Utility
US 6,178,629 · App. 09/304,707
Method of utilizing a replaceable chip module
Inventor:
James Rathburn
Patented Case
View Patent ↗
Granted: Jan 30, 2001
Filed: May 4, 1999
Inventor
James Rathburn
Assignee (at issue)
Gryphics, 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.