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:
May. 03, 2016
Filed:
Oct. 20, 2006
Applicant:
Ka Man Cheang, Sunnyvale, CA (US);
Inventor:
Ka Man Cheang, Sunnyvale, CA (US);
Assignee:
ALIGN TECHNOLOGY, INC., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 3/00 (2006.01); A61C 7/14 (2006.01); A61C 7/00 (2006.01);
U.S. Cl.
CPC ...
A61C 7/146 (2013.01); A61C 7/002 (2013.01); A61C 2007/004 (2013.01);
Abstract
System and methods for positioning 3D virtual brackets on teeth for the precise positioning of conventional brackets and wire. Various reference features may be calculated for the teeth and used to calculate a position for the virtual bracket. Reference features that are calculated include curve of Spee, Andrew's plane, and a facial axis of the clinical crown for the teeth.