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.:
Date of Patent:
Jul. 27, 1993
Filed:
Jun. 02, 1992
Applicant:
Inventor:
Raymond F Wong, Chino Hills, CA (US);
Assignee:
Ormco Corporation, Glendora, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61C / ;
U.S. Cl.
CPC ...
433-9 ;
Abstract
Orthodontic appliances are disclosed which have a base portion with a chemically active bonding surface and a protective porous mesh affixed to the bonding surface to prevent contamination thereof. Fabric-type mesh materials are contemplated for use as the protective film. The protective film is preferably inert to the orthodontic adhesives utilized to affix the bracket to a tooth.