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.:

US 7175428 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 13, 2007

Filed:

Jul. 02, 2004
Applicant:

James A. Nicholson, Hattiesburg, MS (US);

Inventor:

James A. Nicholson, Hattiesburg, MS (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61C 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Self-ligating orthodontic brackets which are at least partially formed of materials exhibiting shape memory each of which includes a base from which extends two spaced and opposing pairs of tie wings each pair of which define an archwire guide slot therebetween. Each of the opposing tie wings include portions which are normally spaced to retain an archwire within the archwire guide slot but at least a portion of one of each pair of opposing tie wings is yieldable relative to the other to permit insertion and/or removal of the archwire relative to the archwire guide slot. Portions of the brackets may be coated to reduce friction between the archwire guide slot and the archwire and to promote aesthetics and overall bracket appearance.


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