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.:

US 8887653 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 18, 2014

Filed:

Sep. 07, 2012
Applicant:

L. Keith Rogerson, Isle of Palms, SC (US);

Inventor:

L. Keith Rogerson, Isle of Palms, SC (US);

Assignee:

Other;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B63C 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

An air direction device is submerged under a dry dock. The device imitates the orientation of the dry dock and is in communication with an air source, which pipes air under the device. The air travels to the most elevated portion of the device, which in turn directs the air into a depressed tank to correct dry dock imbalance.


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