Granted Patent
Utility
US 4,342,460 · App. 05/891,978
Gasket means for electrolytic cell assembly
Inventor:
Jeffrey D. Eng
Patented Case
View Patent ↗
Granted: Aug 3, 1982
Filed: Mar 30, 1978
Inventor
Jeffrey D. Eng
Assignee (at issue)
Hooker Chemicals & Plastics 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.