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:
Dec. 02, 2014
Filed:
Jun. 15, 2011
Applicant:
David D. Russell, Blodgett, MO (US);
Inventor:
David D. Russell, Blodgett, MO (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D 33/02 (2006.01); B65D 30/08 (2006.01); B65D 30/10 (2006.01); B65D 90/04 (2006.01); B65D 90/50 (2006.01);
U.S. Cl.
CPC ...
B65D 90/046 (2013.01); B65D 90/501 (2013.01); B65D 2590/046 (2013.01);
Abstract
A self-supporting bladder that can be installed into existing storage tanks, particularly into underground storage tanks and a method of forming a double walled tank using the same. This self-supporting bladder serves as the inner wall, utilizing the existing tank as the outer wall of a double wall system, or can provide a double wall system such as through the use of an insert placed in the bladder.