Patent ID: 9241774
Filing Date: 2016-01-26
CPC Classification: A61C,Y10T

Claim Text:
1. A method of forming a removable dental positioning appliance, comprising: applying a pattern to a portion of a dental mold of a patient's dentition corresponding to one or more of the patient's teeth, wherein applying the pattern to the portion of the dental mold includes applying a pre-patterned material to the dental mold; applying a material to the dental mold including the portion having the pattern to form the removable dental positioning appliance, comprising a shell including a plurality of inner cavities to contact the patient's teeth, such that the appliance includes either the pattern or an inverse thereof on a surface of the inner cavities, the pattern or the inverse thereof being designed to affect application of a force from the removable dental positioning appliance directly on a tooth of the patient; and releasing the pre-patterned material from the removable dental positioning appliance after the material forming the dental positioning appliance is applied to the dental mold.