Microwave assisted chemical synthesis instrument with controlled pressure release
CA 2675768 A1 · Owner: King, Edward Earl · Inventors: Thomas, James Edward; King, Edward Earl
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An instrument is disclosed for carrying out controlled microwave assisted chemical, processes, and that is particularly useful for handling relatively small samples. The, instrument includes a microwave-transparent reaction vessel with an open mouth, a pressure-, resistant seal on the mouth of the vessel and a needle, portions of which , penetrate the seal with a first end of the needle and provide fluid communication into the vessel. A pressure, transducer is at the opposite end of the needle and in fluid communication with the interior of, the vessel through the needle. The instrument defines a pressure control flow path from a, portion of the needle outside of the vessel to a fluid …
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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 18, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 18, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 18, 2025.
- 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.