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:
Apr. 10, 2001
Filed:
Jan. 19, 1999
Applicant:
Inventor:
Stacey Hsu-wen Chang, Chicago, IL (US);
Assignee:
BriteSmile, Inc., Walnut Creek, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16C 1/100 ; F16D 1/330 ;
U.S. Cl.
CPC ...
F16C 1/100 ; F16D 1/330 ;
Abstract
An adjustable articulated positioning device is disclosed which utilizes at least two air-controlled clutch hinges that may be simultaneously unlocked to allow rotation of the articulating members about each hinge.