Granted Patent
Utility
US 6,551,966 · App. 09/872,722
Oxadiazole additives for lubricants
Inventor:
Theodore E. Nalesnik
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Jun 1, 2001
Inventor
Theodore E. Nalesnik
Assignee (at issue)
Crompton 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.