Granted Patent
Utility
US 6,367,979 · App. 09/567,566
Angular contact ball bearing installable in a closed housing
Inventors:
Gottfried Ruoff, Heinrich Hofmann
Patented Case
View Patent ↗
Granted: Apr 9, 2002
Filed: May 5, 2000
Inventors
Gottfried Ruoff
Heinrich Hofmann
Assignee (at issue)
Fag Automobiltechnik 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.