Granted Patent
Utility
US 4,454,208 · App. 06/480,694
Pressure contact tab/cover construction for electrochemical cells
Inventor:
Victor R. Osmialowski
Patented Case
View Patent ↗
Granted: Jun 12, 1984
Filed: Mar 31, 1983
Inventor
Victor R. Osmialowski
Assignee (at issue)
Union Carbide 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.