Granted Patent
Utility
US 4,796,558 · App. 07/157,959
Foam fluxer
Inventors:
Raymond J. Chartrand, Carlos A. Deambrosio
Patented Case
View Patent ↗
Granted: Jan 10, 1989
Filed: Feb 19, 1988
Inventors
Raymond J. Chartrand
Carlos A. Deambrosio
Assignee (at issue)
Electrovert Ltd.
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.