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Expired Canadian patentCanada

Adjustment of telescopically movable elements

CA 2557286 C · Owner: Stahle, Doris · Inventors: Stahle, Ragnar

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Abstract From the Canadian patent

A arrangement for adjustment of telescopically moveable elements such as a , shaft of a tool, includes an inner element (1) and an outer element (3) (302), where the inner element (1) is axially shiftable relative to the outer element (3), and one end of the outer element (3) (302) has a locking member , (4) for locking the inner element (1) and the outer element (3) (302) , relative to one another, said locking member (4) being manoeuvrable by a manoeuvring member (5) that is remote from the locking member (4) in a direction toward another end of the outer element (3) (302) via an affecting , member (301) that is shiftable along or rotatable about an axis that is parallel to a …

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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 3, 2005 and granted May 6, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 3, 2025.
  • 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.
FiledMarch 3, 2005
GrantedMay 6, 2014
Term endedMarch 3, 2025
Patent numberCA 2557286 C
Classification (IPC)F16B7/14 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedMarch 3, 2005Patent grantedMay 6, 2014Term endedMarch 3, 2025

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.