Granted Patent
Utility
US 4,654,963 · App. 06/142,771
Method for making electrochemical cell having cast-in-place insulator
Inventor:
Raymond K. Sugalski
Patented Case
View Patent ↗
Granted: Apr 7, 1987
Filed: Apr 22, 1980
Inventor
Raymond K. Sugalski
Assignee (at issue)
General Electric Company
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.