Granted Patent
Utility
US 5,398,865 · App. 08/065,273
Preparation of surfaces for solder joining
Inventor:
Michael T. Mittag
Patented Case
View Patent ↗
Granted: Mar 21, 1995
Filed: May 20, 1993
Inventor
Michael T. Mittag
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.