Method of forming magnetic eyeglass appliance
US7140728B2 · kind B2 · utility
2Cited by
66References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2004 |
| Grant date | Nov 28, 2006 |
| Priority date | — |
| Expiry date | Jun 7, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C2200/02
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An eyeglass accessory frame includes an auxiliary frame. The auxiliary frame includes a heat-treated magnetic alloy. The heat-treated magnetic alloy of the auxiliary frame is configured to magnetically couple the auxiliary frame to a primary frame having magnetizable material. A method is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.