Granted Patent
Utility
US 5,560,849 · App. 08/363,186
Synthetic ester lubricant having improved antiwear properties
Inventors:
Sundeep G. Shankwalkar, Douglas G. Placek
Patented Case
View Patent ↗
Granted: Oct 1, 1996
Filed: Dec 23, 1994
Inventors
Sundeep G. Shankwalkar
Douglas G. Placek
Assignee (at issue)
FMC 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.