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Expired Canadian patentCanada

A blind rivet for a threaded joint

CA 2541048 C · Owner: Boellhoff Verbindungstechnik Gmbh · Inventors: Suessenbach, Rainer

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 blind rivet for a threaded joint between a support member and a mounting member consists of a body of elastic material and a sleeve of metallic material. The body is formed as a sleeve-shaped shank adapted to be inserted into a mounting hole of the support member. The shank has a mounting flange and a folding zone adapted to be folded into a fold by a folding operation. The mounting flange and the folding zone are adapted to be supported against opposite sides of said support member. The sleeve of metallic material is disposed within the body. There are provided means for pre- venting twisting and torsional deformation of the body.

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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 27, 2006 and granted October 22, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 27, 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.
FiledMarch 27, 2006
GrantedOctober 22, 2013
Term endedMarch 27, 2026
Patent numberCA 2541048 C
Classification (IPC)F16B19/08

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedMarch 27, 2006Patent grantedOct 22, 2013Term endedMarch 27, 2026

Sources & verification

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