Granted Patent
Utility
US 4,435,088 · App. 06/406,656
Battery switch plate for a timepiece
Inventor:
Leonard M. Dorfman
Patented Case
View Patent ↗
Granted: Mar 6, 1984
Filed: Aug 9, 1982
Inventor
Leonard M. Dorfman
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.