Granted Patent
Utility
US 5,762,895 · App. 08/772,112
Bearing material of porous SIC having a trimodal pore composition
Inventors:
Karl-Alexander Schwetz, Anton Katheininger, Michael Fundus, Jochen Greim
Patented Case
View Patent ↗
Granted: Jun 9, 1998
Filed: Dec 20, 1996
Inventors
Karl-Alexander Schwetz
Anton Katheininger
Michael Fundus
Jochen Greim
Assignee (at issue)
Elektroschmelzwerk Kempten GmbH
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.