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Expired Canadian patentCanada

Improved hip jackgirder connection

CA 2446005 C · Owner: Simpson Strong-Tie Company, Inc. · Inventors: Troth, Steve; Lin, Jin-Jie; Pister, Jacinta

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

An improved connector formed with a seat member that is stiffened by first and second reinforcing flanges that extend around first and second corners at either end of a third edge of the seat member the first and second , reinforcing flanges being connected to the third edge and to first and second edges that intersect with the third edge the fist and second edges also , having side members connected to the seat member. When used as a hanger, the connector includes a seat member first and second backwall , members which are connected to the supporting girder and first and second side members connected to the supported trusses. A flange member integrally connected to the seat provides …

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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 October 22, 2003 and granted June 14, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 22, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 22, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 22, 2003
GrantedJune 14, 2011
Term endedOctober 22, 2023
Patent numberCA 2446005 C
Classification (IPC)E04C5/16 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedOct 22, 2003Patent grantedJune 14, 2011Term endedOct 22, 2023

Sources & verification

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