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:
May. 30, 2017

Filed:

Sep. 23, 2015
Applicant:

Weyerhaeuser Nr Company, Federal Way, WA (US);

Inventors:

Alkiviadis George Dimakis, Federal Way, WA (US);

Travis E. Bjorkman, Bonney Lake, WA (US);

Glen Robak, Bonney Lake, WA (US);

Jack G. Winterowd, Puyallup, WA (US);

Erik M. Parker, Bonney Lake, WA (US);

Derik Rieger, Federal Way, WA (US);

Assignee:

Weyerhaeuser NR Company, Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B 1/94 (2006.01); E04B 1/26 (2006.01);
U.S. Cl.
CPC ...
E04B 1/944 (2013.01); E04B 1/26 (2013.01);
Abstract

A building product having improved fire resistance by virtue of solid fire-resistant cladding material attached to at least a portion of one or more surfaces of the building product. The solid fire-resistant cladding material includes wood fiber and binder. The building product can be a wood-based building product, and can be in the form of an I-joist. When an I-joist is used, the solid fire-resistant cladding material can be attached to, for example, the web of the I-joist.


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