Granted Patent
Utility
US 6,777,076 · App. 09/947,798
Graphite-coated shaped body made of sintered silicon carbide
Inventors:
Hubert Thaler, Karl-Alexander Schwetz, Armin Kayser
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Sep 6, 2001
Inventors
Hubert Thaler
Karl-Alexander Schwetz
Armin Kayser
Assignee (at issue)
WACKER CHEMIE AG
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.