Granted Patent
Utility
US 5,534,086 · App. 08/432,061
Method for making a cobalt-boride dispersion-strengthened copper
Inventor:
James Andrus
Patented Case
View Patent ↗
Granted: Jul 9, 1996
Filed: May 1, 1995
Inventor
James Andrus
Assignee (at issue)
UNITED TECHNOLOGIES CORPORATION
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.