Granted Patent
Utility
US 4,609,526 · App. 06/609,959
Method for compacting alloy powder
Inventors:
Walter T. Haswell, Jr., Charles F. Yolton
Patented Case
View Patent ↗
Granted: Sep 2, 1986
Filed: May 14, 1984
Inventors
Walter T. Haswell, Jr.
Charles F. Yolton
Assignee (at issue)
Crucible Materials 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.