Granted Patent
Utility
US 6,149,696 · App. 08/965,099
Colloidal silica slurry for NiP plated disk polishing
Inventor:
Kang Jia
Patented Case
View Patent ↗
Granted: Nov 21, 2000
Filed: Nov 6, 1997
Inventor
Kang Jia
Assignee (at issue)
Komag, 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.