Granted Patent
Utility
US 5,431,830 · App. 08/255,231
Lubrication from mixture of boric acid with oils and greases
Inventor:
Ali Erdemir
Patented Case
View Patent ↗
Granted: Jul 11, 1995
Filed: Jun 7, 1994
Inventor
Ali Erdemir
Assignee (at issue)
Arch Development 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.