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Expired Canadian patentCanada

High fatigue life fittings for high-pressure fluid systems

CA 2577433 C · Owner: Raghavan, Chidambaram · Inventors: Tremoulet, Olivier L. Jr.; Raghavan, Chidambaram; Schuman, Bruce M.

CIPO record

Overview

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

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Abstract From the Canadian patent

A fitting (120) for collecting or distributing high-pressure fluid via fluid transmission lines is provided. The fitting (120) includes a body (122) and a , plurality of apertures (124) formed in the body (122) in a common plane intersecting inside the body (122) such that all of the apertures (124) are in mutual fluid communication. Each of the apertures (124) is configured to receive a threaded coupling member of a respective high-pressure transmission line. The fitting (120) also includes first and second compression members (132) positioned on opposing sides of the body (122) and coupled thereto so as to exert a compressing bias to the body (122) in an axis perpendicular to the …

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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 19, 2005 and granted January 29, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 19, 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.
FiledAugust 19, 2005
GrantedJanuary 29, 2013
Term endedAugust 19, 2025
Patent numberCA 2577433 C
Classification (IPC)F16L41/03 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedAug 19, 2005Patent grantedJan 29, 2013Term endedAug 19, 2025

Sources & verification

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