Granted Patent
Utility
US 5,316,397 · App. 07/923,267
Marking apparatus with multiple marking modes
Inventors:
John A. Robertson, David Lee Cyphert, Joseph F. Muscarella, Robert N. French
Patented Case
View Patent ↗
Granted: May 31, 1994
Filed: Jul 31, 1992
Inventors
John A. Robertson
David Lee Cyphert
Joseph F. Muscarella
Robert N. French
Assignee (at issue)
Telesis Marking Systems, 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.