Spectacles
US8348421B2 · kind B2 · utility
0Cited by
5References
33Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 19, 2010 |
| Grant date | Jan 8, 2013 |
| Priority date | — |
| Expiry date | Mar 12, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C5/008
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention relates to spectacles comprising a spectacle frame and a spectacle glass. The spectacle frame, in turn, comprises a frame which defines a receiving opening for the spectacle glass and essentially completely borders the spectacle glass. The spectacle glass is fixed in the receiving opening by means of a thread inserted between the frame defining the receiving opening and the edge of the spectacle glass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.