Bracket for orthodontics
US5147202A · kind A · utility
14Cited by
2References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 21, 1988 |
| Grant date | Sep 15, 1992 |
| Priority date | — |
| Expiry date | Oct 21, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C7/16
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A bracket for orthodontics having a bracket body made of a composite resin material and a thin layer of a synthetic resin material in a dental adhesive. The synthetic resin layer is laminated on the base surface of the bracket body in such a manner that the composite resin material of the bracket body and the synthetic resin of the thin layer are mingled with each other at the boundary therebetween. The thin resin layer is composed of polymethyl methacrylate having an average molecular weight of 1000,000 or less or a polymethacrylate copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.