Granted Patent
Utility
US 5,868,877 · App. 08/898,053
Copper alloy having improved stress relaxation
Inventor:
William L. Brenneman
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: Jul 22, 1997
Inventor
William L. Brenneman
Assignee (at issue)
Olin 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.