Granted Patent
Utility
US 6,446,756 · App. 09/557,433
Wire rope lubrication device for a crane
Inventors:
Paul John Berbakov, Steven Paul Clark, Afif Michel Labaki, Edward Stephen Robitz
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Apr 25, 2000
Inventors
Paul John Berbakov
Steven Paul Clark
Afif Michel Labaki
Edward Stephen Robitz
Assignee (at issue)
J. Ray McDermott, S.A.
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.