Colored orthodontic brackets

Dentistry – Orthodontics – Bracket

Reexamination Certificate

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Reexamination Certificate

active

07134872

ABSTRACT:
An orthodontic bracket that includes coloring means for coloring to create a desired aesthetic appearance. The orthodontic bracket includes a bracket base, an arch wire slot formed in the bracket base, and a ligation cover hingedly connected to the bracket base and selectively rotatable relative to the bracket base between an open, non-ligating position relative to the arch wire slot and a closed, ligating position relative to the arch wire slot. According to one embodiment, the coloring means a colored dye or pigment impregnating the thermoplastic resin from which the bracket base and/or ligation cover are formed. According to another embodiment, the coloring means for coloring comprises a curable resin containing a colored dye or pigment that has been applied and cured over at least a portion of the bracket base and/or ligation cover.

REFERENCES:
patent: 5096417 (1992-03-01), Greenberg et al.
patent: 5116885 (1992-05-01), Hattori et al.
patent: 5607299 (1997-03-01), Nicholson
patent: 5716208 (1998-02-01), Forman
patent: 5857849 (1999-01-01), Kurz
patent: 6142775 (2000-11-01), Hansen et al.
patent: 6350792 (2002-02-01), Smetana et al.
patent: 6506049 (2003-01-01), Hanson
patent: 6663385 (2003-12-01), Tepper
patent: 2002/0119414 (2002-08-01), Orikasa
patent: 20314121 (2004-01-01), None
patent: WO 2004/004592 (2004-01-01), None

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