Granted Patent
Utility
US 6,350,722 · App. 09/751,533
High-temperature, water-based lubricant and process for making the same
Inventors:
Kenneth Skiles, Peter L. Zaleski, Michael A. Castro
Patented Case
View Patent ↗
Granted: Feb 26, 2002
Filed: Dec 29, 2000
Inventors
Kenneth Skiles
Peter L. Zaleski
Michael A. Castro
Assignee (at issue)
Superior Graphite Co.
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.