Granted Patent
Utility
US 5,246,481 · App. 07/966,627
Production of metallic powder
Inventor:
Hugh C. Scheie
Patented Case
View Patent ↗
Granted: Sep 21, 1993
Filed: Oct 26, 1992
Inventor
Hugh C. Scheie
Assignee (at issue)
Sherritt Gordon Limited
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.