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. 17, 2023
Filed:
Feb. 20, 2020
Applicant:
Benoit Deragon, Granby, CA;
Inventor:
Benoit Deragon, Granby, CA;
Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A47C 27/00 (2006.01); A47C 27/14 (2006.01); A47C 31/02 (2006.01); A47C 27/15 (2006.01); A47C 21/02 (2006.01); A47C 31/10 (2006.01);
U.S. Cl.
CPC ...
A47C 27/001 (2013.01); A47C 21/022 (2013.01); A47C 27/148 (2013.01); A47C 27/15 (2013.01); A47C 31/023 (2013.01); A47C 31/105 (2013.01);
Abstract
A mattress having variable height and hardness is disclosed. The mattress comprises a base layer held by a mattress cover using an extendable attachment system. The mattress further comprises one or more top layers made of resilient material which are stacked on top of the base layer. Only friction between the material of the top layers limit the lateral or longitudinal movements of a layer with regard to another layer.