Electromagnetic actuator
CA 2599839 C · Owner: Pratt & Whitney Canada Corp. · Inventors: Dooley, Kevin Allan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An electromagnetic actuator (10) comprises an driven member (20) and magnetostrictive elements (24, 26, 28) which change the dimensions thereof when activated or deactivated by selectively applying magnetic flux therein. The driven member (20) is moved in a selected direction when the appropriate elements (24, 26, 28) are activated and deactivated in a controlled manner.
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 1, 2006 and granted December 4, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 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.