Granted Patent
Utility
US 4,379,643 · App. 06/286,423
Timepiece case/backcover assembly
Inventor:
James J. Halicho
Patented Case
View Patent ↗
Granted: Apr 12, 1983
Filed: Jul 24, 1981
Inventor
James J. Halicho
Assignee (at issue)
Timex 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.