Granted Patent
Utility
US 6,479,429 · App. 08/971,306
Particulate compositions
Inventor:
Gyanesh P. Khare
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Nov 17, 1997
Inventor
Gyanesh P. Khare
Assignee (at issue)
Phillips Petroleum Company
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.