Ultraviolet radiation generation with flame and electrical discharge
CA 2457337 A1 · Owner: Abq Ultraviolet Pollution Solutions, Inc. · Inventors: Leon, Jean-Francois; Fraim, Michael; Spielman, Rick B.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An intense ultraviolet radiation source is disclosed that may be operated in substantially any arbitrary gas environment without regard to a containment , envelope for the ultraviolet radiation source. The intense ultraviolet radiation source can be generated by applying a pulsed or continuous electrical discharge to a partially ionized combustion flame via two electrodes. The combustion flame and electrical discharge can be focused contained, or confined by gas pressure electric fields, and/or magnetic , fields. Optionally the thermal energy in the flame and the electrical discharge power input may be augmented with an electromagnetic radiation source, such as a radio-frequency …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed August 16, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 16, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 16, 2024.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.