Granted Patent
Utility
US 4,931,255 · App. 07/279,375
Nickel-cobalt based alloys
Inventors:
Roger D. Doherty, Rishi P. Singh, John Slaney
Patented Case
View Patent ↗
Granted: Jun 5, 1990
Filed: Dec 2, 1988
Inventors
Roger D. Doherty
Rishi P. Singh
John Slaney
Assignee (at issue)
SPS TECHNOLOGIES, LLC
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.