Granted Patent
Utility
US 6,547,039 · App. 10/106,697
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: Apr 15, 2003
Filed: Mar 26, 2002
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.