Invention Grant
- Patent Title: Patterned dental positioning appliances
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Application No.: US17445544Application Date: 2021-08-20
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Publication No.: US11986370B2Publication Date: 2024-05-21
- Inventor: Chunhua Li , Yan Chen
- Applicant: Align Technology, Inc.
- Applicant Address: US CA San Jose
- Assignee: Align Technology, Inc.
- Current Assignee: Align Technology, Inc.
- Current Assignee Address: US CA San Jose
- Agency: Shay Glenn LLP
- The original application number of the division: US12771690 2010.04.30
- Main IPC: A61C7/08
- IPC: A61C7/08

Abstract:
Patterned dental positioning appliances including a shell including one or more cavities shaped to receive and exert repositioning forces on one or more teeth of a subject's dentition. An inner surface of at least a portion of the one or more cavities may include a raised mesh pattern arranged to contact one or more teeth within the at least a portion of the one or more cavities. The raised mesh pattern may be arranged to impart a contact force that affects one or more of a direction, a duration and a magnitude of the repositioning forces exerted on the one or more teeth. The raised mesh pattern may be is integrally formed with the shell and is made of the same polymer material as the shell.
Public/Granted literature
- US20210378795A1 METHODS OF FORMING PATTERNED DENTAL POSITIONING APPLIANCES Public/Granted day:2021-12-09
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