Process for making porous ceramic material
CA 2646722 C · Owner: Szymanski, Thomas · Inventors: Remus, Donald J.; Richard, Michael Alan; Szymanski, Thomas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process for manufacturing a porous ceramic body- using a pore former containing potassium is disclosed. The pore former is treated to reduce the concentration of the potassium prior to forming a mixture with a heat sinterable material such as alumina. Porous ceramic material particularly carriers for catalyst used in epoxidation reactions can be manufactured using the process disclosed herein.
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 February 10, 2006 and granted June 19, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 10, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.