Photochemical and thermochemical solar syntheses using flat-bed solar collectors/solar reactors
CA 2328160 A1 · Owner: Studiengesellschaft Kohle Mbh · Inventors: Ritter, Alfred; Demuth, Martin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a method for carrying out photochemical and thermochemical solar syntheses by means of flat-bed solar collectors without devices for focusing the sunlight. Said method is particularly well suited for producing flavours, aromas and complex biological active ingredients as well as precursors thereof. Said flat-bed solar collector is suitable especially for producing steroids and derivatives thereof. It can further be used for the photooxidation (photooxygenation) of terpene olefins and therefore for the synthesis of aromas such as rose oxide myrtenol and myrtenal which are of , industrial interest. Said solar collector is also suitable for photochemical …
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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 April 17, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 17, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 17, 2021.
- 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.