Granted Patent
Utility
US 5,390,845 · App. 07/903,450
Low-bridging soldering process
Inventor:
Martin McDonald
Patented Case
View Patent ↗
Granted: Feb 21, 1995
Filed: Jun 24, 1992
Inventor
Martin McDonald
Assignee (at issue)
Praxair Technology, 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.