Support jack
CA 2616889 C · Owner: Mueller, Gerald · Inventors: Seidel, Guenter; Mueller, Gerald; Algueera, Jose
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A support jack (1), in particular for supporting semitrailers with a , vertically telescopically displaceable supporting element (2) having an outer sleeve (20) and an inner sleeve (10) is described each sleeve (10, 20) having , a rectangular cross section with in each case four side walls (12a-d 22a-d, 312-315). At least one side wall (12d 22d, 315) at least of the inner sleeve (10) has an additional wall plate (11, 21). Another alternative proposes that at least one side wall (12d, 22d, 315) at least of the inner sleeve (10) consists of a wall plate (11, 21) to which the two adjacent side walls (12a c, 22a, c, 312, 314) are fastened. An arrangement of such a support jack on the lower …
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 July 20, 2006 and granted February 4, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 20, 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.