Device for regeneration of oils
CA 2624403 C · Owner: Cot-Clean Oil Technology Ab · Inventors: Soederlund, Roni
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 device and method for regenerating oil (17) containing a contamination in the form of a liquid. The oil (17) is brought in contact with a point source (3) consisting of at least one point source (3) where the point source (3) is brought to a predetermined temperature that at an interface between the point source (3) and the oil (17) corresponds to a maximum allowed oil temperature.
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 March 23, 2006 and granted October 1, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 23, 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.