Granted Patent
Utility
US 5,986,244 · App. 09/017,493
Metallic high temperature resistant material and a method of producing it
Inventors:
Bo Jönsson, Gunnar Landor
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Feb 2, 1998
Inventors
Bo Jönsson
Gunnar Landor
Assignee (at issue)
KANTHAL AB
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.