Internal combustion engine
CA 2620007 C · Owner: Schabinger, Guenter W. · Inventors: Schabinger, Guenter W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An internal combustion engine is charged by a compressor such that for example only a fraction of the charge is supercharged for an operating cycle of the internal , combustion engine and is supplied via a separate charging channel (14) with the , help of a short-stroke valve (15) which is controlled by the camshaft (2) after closure , of the inlet of the internal combustion engine such that the suction/charging stroke of , the four-stroke process is maintained entirely or partially.
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 September 1, 2006 and granted February 5, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 1, 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.