Granted Patent
Utility
US 6,416,564 · App. 09/802,064
Method for producing large diameter ingots of nickel base alloys
Inventors:
Betsy J. Bond, Laurence A. Jackman, A. Stewart Ballantyne
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Mar 8, 2001
Inventors
Betsy J. Bond
Laurence A. Jackman
A. Stewart Ballantyne
Assignee (at issue)
ATI PROPERTIES 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.