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:
Nov. 04, 2025
Filed:
Nov. 30, 2023
Applicant:
Valmont Industries, Inc., Omaha, NE (US);
Inventor:
Robert Paulin, Irmo, SC (US);
Assignee:
Valmont Industries, Inc., Omaha, NE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 70/32 (2006.01); B29C 70/54 (2006.01); E04B 1/94 (2006.01); B29K 105/08 (2006.01); B29K 309/08 (2006.01); B29L 31/00 (2006.01); E04H 12/02 (2006.01);
U.S. Cl.
CPC ...
B29C 70/32 (2013.01); B29C 70/545 (2013.01); E04B 1/94 (2013.01); B29K 2105/08 (2013.01); B29K 2309/08 (2013.01); B29K 2995/0016 (2013.01); B29L 2031/766 (2013.01); E04H 12/02 (2013.01);
Abstract
The present invention provides an improved fire resistant composite pole and a method for producing the same. In accordance with preferred embodiments, the composite utility pole of the present invention includes a composite structure having integrally bonded layers of resin impregnated fiberglass extending along the length of the pole. According to a preferred embodiment, the composite structure of the pole includes an intumescent layer which includes: high temperature mineral fibers, exfoliating graphite, organic binders. and alumina trihydrate (ATH).