Illuminated ring
US5653524A · kind A · utility
33Cited by
9References
2Claims
0Family size
Inventor
Key dates
| Filing date | May 1, 1996 |
| Grant date | Aug 5, 1997 |
| Priority date | — |
| Expiry date | May 1, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/806
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An illuminated ring including a pair of light emitting diodes with an associated switch. Such switch allows the selective actuation of either diode. Also included is a cap with opaque indicia printed thereon for releasably coupling about the diodes in use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.