Granted Patent
Utility
US 6,099,796 · App. 09/374,044
Method for compacting high alloy steel particles
Inventors:
William B. Eisen, Walter T. Haswell, Jr., Kenneth J. Wojslaw, Jeryl K. Wright
Patented Case
View Patent ↗
Granted: Aug 8, 2000
Filed: Aug 13, 1999
Inventors
William B. Eisen
Walter T. Haswell, Jr.
Kenneth J. Wojslaw
Jeryl K. Wright
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.