Granted Patent
Utility
US 4,585,540 · App. 06/689,134
Composite catalytic material particularly for electrolysis electrodes and method of manufacture
Inventors:
Henri B. Beer, Frans A. M. Van den Keybus, Jeries I. Bishara, William Kovatch, Jean M. Hinden
Patented Case
View Patent ↗
Granted: Apr 29, 1986
Filed: Jan 7, 1985
Inventors
Henri B. Beer
Frans A. M. Van den Keybus
Jeries I. Bishara
William Kovatch
Jean M. Hinden
Assignee (at issue)
Eltech Systems 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.