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.

Date of Patent:
Jan. 31, 2012

Filed:

Aug. 13, 2010
Applicants:

Monroe William Shumate, Littleton, CO (US);

Derek Cooper Bristol, Littleton, CO (US);

Inventors:

Monroe William Shumate, Littleton, CO (US);

Derek Cooper Bristol, Littleton, CO (US);

Assignee:

Johns Manville, Denver, CO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 9/14 (2006.01); B32B 17/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pipe insulation product including a core of insulating material and a roughly rectangular laminate. The core may include an outer surface; an inner surface; and a wall extending between the outer and inner surfaces. The laminate may include a foil or metallized polymeric film sheet layer, a scrim, a porous media sheet layer, and a polymeric film sheet layer bonded together via an adhesive. The polymeric film sheet layer may also include a closure flap that adhesively couples opposite ends of the laminate together to form a cylindrical tube with the core enclosed therein. A charge dissipator may be applied to the polymeric film sheet layer in an amount sufficient to reduce generation of a static charge on the laminate's exterior surface without affecting the closure flap's ability to adhesively couple the opposite ends of the laminate.


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