Granted Patent
Utility
US 4,615,171 · App. 06/802,275
Bicycle chain lubrication
Inventor:
Robert G. Burk
Patented Case
View Patent ↗
Granted: Oct 7, 1986
Filed: Nov 25, 1985
Inventor
Robert G. Burk
Assignee (at issue)
Incom International, Inc.
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.