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:
Oct. 29, 2019
Filed:
Mar. 21, 2017
Sport Maska Inc., Montreal, CA;
Nicole Jacqueline Wiart, Montreal, CA;
Daniel Chartrand, Lorraine, CA;
Maurice Dykmans, Montreal, CA;
Philippe Martin, Chambly, CA;
Simon-Pierre Germain, Granby, CA;
Brian William Steenbrink, Pointe-Claire, CA;
Pierre-Luc Beauchamp, Montreal, CA;
Simon Langlois, Notre-Dame-de-I'Île-Perrot, CA;
Evangelos Spyrou, Montreal, CA;
SPORT MASKA INC., Montreal, Quebec, unknown;
Abstract
A protective helmet having a liner assembly received in an outer shell and connected to the outer shell, with front, rear, side and top portions each including at least one zone where the liner assembly includes a plurality of overlapping layers, each of the layers being made from one of first, second, third and fourth materials, where the first material has a greater density and/or hardness than that of the second, third and fourth materials, the second material has a greater density and/or hardness than that of the third and fourth materials, and the third material has a greater density and/or hardness than that of the fourth material, and wherein the liner assembly includes one or more particular zones set forth in Table 3 or 4.