Granted Patent
Utility
US 6,572,671 · App. 09/635,074
Addition of h-BN in stainless steel powder metallurgy
Inventors:
Tandjaoui Baazi, Roch Angers, Danielle Lacombe
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Aug 9, 2000
Inventors
Tandjaoui Baazi
Roch Angers
Danielle Lacombe
Assignee (at issue)
Maxtech Manufacturing Inc.
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.