Granted Patent
Utility
US 5,290,359 · App. 07/804,845
Apparatus for production of a battery paste
Inventors:
Matthew A. Coonen, Ralph Petersen, Conrad E. Weinlein
Patented Case
View Patent ↗
Granted: Mar 1, 1994
Filed: Dec 6, 1991
Inventors
Matthew A. Coonen
Ralph Petersen
Conrad E. Weinlein
Assignee (at issue)
Globe-Union Inc.
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.