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. 15, 2011
Filed:
Oct. 14, 2009
Applicant:
Louis F. Polk, Excelsior, MN (US);
Inventor:
Louis F. Polk, Excelsior, MN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47C 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A chair apparatus is provided with multiple pivot axis for improving core strength, posture, and circulation of the user. The chair apparatus includes a seat portion that is capable of pivotal movement about multiple pivot axes and along a surface. The chair apparatus further includes a frame coupled to the seat portion, wherein the frame limits the pivotal movement of the seat portion only when the chair apparatus is placed in a supported orientation.