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:
Aug. 25, 2015
Filed:
Dec. 13, 2011
Applicants:
William B. Isaacson, Stanley, ND (US);
Chad A. Ulven, Walcott, ND (US);
Inventors:
William B. Isaacson, Stanley, ND (US);
Chad A. Ulven, Walcott, ND (US);
Assignee:
Duraflex International Corp., Sparks, NV (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63B 5/08 (2006.01); A63B 5/10 (2006.01);
U.S. Cl.
CPC ...
A63B 5/10 (2013.01); A63B 5/08 (2013.01); A63B 2005/085 (2013.01); A63B 2209/023 (2013.01);
Abstract
A composite diving board which has a sandwich structure of an upper and lower composite laminate surrounding a central core. The laminates comprise a fibrous material comprising fibers of carbon, graphite, aramid, oriented high molecular weight polyethylene, oriented high molecular weight polypropylene, and/or boron. The core has a decrease in thickness along the longitudinal axis of the board from a fulcrum region toward the tip end of the board.