Granted Patent
Utility
US 6,251,199 · App. 09/304,803
Copper alloy having improved resistance to cracking due to localized stress
Inventors:
Frank N. Mandigo, John F. Breedis
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: May 4, 1999
Inventors
Frank N. Mandigo
John F. Breedis
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.