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Expired Canadian patentCanada

Wear assembly for excavating machines

CA 2619975 C · Owner: Esco Group Llc · Inventors: Stitzel, Adam; Mcclanahan, Robert

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A wear member that includes a pair of legs defining a slot straddles the digging edge of a piece of excavating equipment. In one construction the slot , is formed at its front end with a pair of inclined surfaces and a laterally extending ridge that is fit within a complementary channel on the digging edge. A lock is received within an opening in the wear member to releasably secure the wear member to the digging edge.

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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 August 28, 2006 and granted June 3, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 28, 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.
FiledAugust 28, 2006
GrantedJune 3, 2014
Term endedAugust 28, 2026
Patent numberCA 2619975 C
Classification (IPC)E02F9/28

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedAug 28, 2006Patent grantedJune 3, 2014Term endedAug 28, 2026

Sources & verification

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