Granted Patent
Utility
US 5,169,461 · App. 07/711,633
High temperature aluminum-base alloy
Inventors:
Arunkumar Shamrao Watwe, Prakash K. Mirchandani, Walter E. Mattson
Patented Case
View Patent ↗
Granted: Dec 8, 1992
Filed: Jun 6, 1991
Inventors
Arunkumar Shamrao Watwe
Prakash K. Mirchandani
Walter E. Mattson
Assignee (at issue)
INCO Alloys International, Inc.
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.