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. 18, 2011
Filed:
Jan. 21, 2009
Applicants:
Hsing Lung Lewis Liu, Wixom, MI (US);
Karl A. Murphy, Novi, MI (US);
Venugopala C. Mittapalli, Canton, MI (US);
Inventors:
Hsing Lung Lewis Liu, Wixom, MI (US);
Karl A. Murphy, Novi, MI (US);
Venugopala C. Mittapalli, Canton, MI (US);
Assignee:
Porter Group, LLC, Novi, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47C 1/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A vehicle seat headrest () is mounted on a vehicle seat back () for infinite position vertical adjustment by helical spring clamping and unclamping of a support shaft of the headrest.