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.

Date of Patent:
Dec. 27, 2022

Filed:

Mar. 25, 2020
Applicant:

Align Technology, Inc., San Jose, CA (US);

Inventors:

Jennifer Chavez, Fremont, CA (US);

Peter Webber, Redwood City, CA (US);

Zhou (Jonelle) Yu, Fremont, CA (US);

Tzishing Jesse Lim, Mountain View, CA (US);

Luyao Cai, Santa Clara, CA (US);

Eric Yau, Santa Clara, CA (US);

Assignee:

Align Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 13/00 (2006.01); A61C 7/00 (2006.01); A61C 7/08 (2006.01); B33Y 10/00 (2015.01); B33Y 80/00 (2015.01); B33Y 40/20 (2020.01);
U.S. Cl.
CPC ...
A61C 13/0013 (2013.01); A61C 7/002 (2013.01); A61C 7/08 (2013.01); B33Y 10/00 (2014.12); B33Y 40/20 (2020.01); B33Y 80/00 (2014.12);
Abstract

A support is coupled to an appliance to decrease warpage. The support may comprise a plurality of extensions coupled to the appliance to decrease warpage. The extensions can be coupled to the appliance at one or more of many locations, such as on an occlusal surface, a wall, an edge or an interior of the appliance. In some embodiments, the extensions are coupled to walls of the appliance such as a buccal wall and a lingual wall, and the extensions can be coupled to the walls of the appliance near edges of the walls, such as gingivally facing edges of the walls that are oriented toward the gingiva when the appliance is worn.


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