Granted Patent
Utility
US 6,064,646 · App. 08/938,679
Data communication apparatus and method
Inventors:
David Andrew Shal, Richard Clarkson Griffin, Dennis P. Griffin, Wayne D. Moore
Patented Case
View Patent ↗
Granted: May 16, 2000
Filed: Sep 26, 1997
Inventors
David Andrew Shal
Richard Clarkson Griffin
Dennis P. Griffin
Wayne D. Moore
Assignees (at issue)
DELCO ELECTRONICS CORPORATION
General Motors LLC
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.