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:
Nov. 30, 2021

Filed:

Mar. 01, 2019
Applicant:

Dow Global Technologies, Llc, Midland, MI (US);

Inventors:

Jay M. Tudor, Goodrich, MI (US);

David H. Bank, Midland, MI (US);

Jeffery D. Zawisza, Midland, MI (US);

Peter J. Schulz, Midland, MI (US);

Liangkai Ma, Midland, MI (US);

Mark Pijaszek, Bay City, MI (US);

Mark Mirgon, Midland, MI (US);

Assignee:

Dow Global Technologies LLC, Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 70/34 (2006.01); B29C 70/46 (2006.01); B29K 63/00 (2006.01); B29K 307/04 (2006.01); B29L 23/00 (2006.01);
U.S. Cl.
CPC ...
B29C 70/34 (2013.01); B29C 70/462 (2013.01); B29K 2063/00 (2013.01); B29K 2307/04 (2013.01); B29L 2023/00 (2013.01);
Abstract

The disclosure provides for a method including: a) forming a layered tubular member () by placing one or more outer layers () about an inner layer () and joining at one or more seams () along a length of the layered tubular member, wherein the one or more outer layers include a first resin impregnated therein; b) applying the first resin or a second resin at the one or more seams; c) creating one or more fillets () along the one or more seams with the first resin, the second resin, or an adhesive; and d) curing the first resin, the second resin, and the adhesive so that the layered tubular member, the first resin, the second resin, and the adhesive form a composite structure having a tubular shape.


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