Granted Patent
Utility
US 5,370,171 · App. 08/124,387
Die-casting process and equipment
Inventors:
James R. Fields, Men G. Chu, Lawrence W. Cisko, C. Edward Eckert, Thomas R. Hornack, Marshall A. Klingensmith, Richard A. Manzini, M. K. Premkumar, Gerald D. Scott, Mohammad A. Zaidi
Patented Case
View Patent ↗
Granted: Dec 6, 1994
Filed: Sep 20, 1993
Inventors
James R. Fields
Men G. Chu
Lawrence W. Cisko
C. Edward Eckert
Thomas R. Hornack
Marshall A. Klingensmith
Richard A. Manzini
M. K. Premkumar
Gerald D. Scott
Mohammad A. Zaidi
Assignee (at issue)
Aluminum Company of America
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.