Ultraviolet field-emission lamps and their applications
US11776802B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | May 26, 2022 |
| Grant date | Oct 3, 2023 |
| Priority date | — |
| Expiry date | May 26, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J2201/308
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Improved ultraviolet field-emission lamps can be safely deployed close to people because they eliminate the use of toxic materials, mitigate heating issues, and emit light in a wavelength range that is safe for human exposure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.