Granted Patent
Utility
US 6,231,269 · App. 09/263,893
Apparatus for releasing a rack chock of a jack-up rig
Inventors:
Morris Shear, Paul Ray Geiger, Sr.
Patented Case
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Granted: May 15, 2001
Filed: Mar 5, 1999
Inventors
Morris Shear
Paul Ray Geiger, Sr.
Assignee (at issue)
Friede & Goldman, Ltd.
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.