The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 23, 1985
Filed:
Jun. 13, 1983
Applicant:
Inventors:
David R Hale, Elmhurst, IL (US);
William A Owen, Lombard, IL (US);
James A Orndorff, Jr, Glen Ellyn, IL (US);
Assignee:
CBI Offshore, Inc., Oak Brook, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
E02B / ;
U.S. Cl.
CPC ...
405217 ; 405195 ; 405210 ;
Abstract
An offshore exploratory drilling floatable structure ballastable to rest on a sea floor but to extend above water level when so supported and adapted to withstand arctic ice loads, comprising a substantially vertical wall capable of withstanding arctic ice loads; a structural load bearing bottom rigidly connected to a lower portion of the wall; and a floatable vertically displaceable load bearing structural deck inside the wall.