Granted Patent
Utility
US 4,877,694 · App. 07/051,551
Gas diffusion electrode
Inventors:
Frank Solomon, Yury Genodman, Jaime Irizarry
Patented Case
View Patent ↗
Granted: Oct 31, 1989
Filed: May 18, 1987
Inventors
Frank Solomon
Yury Genodman
Jaime Irizarry
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.