Granted Patent
Utility
US 5,839,833 · App. 08/622,644
Hydrodynamic bearing having lubricant particle traps
Inventor:
Yan Zang
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Mar 26, 1996
Inventor
Yan Zang
Assignee (at issue)
Quantum Corporation
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.