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Expired Canadian patentCanada

Structure for applying sprayable wound treatment material

CA 2855455 C · Owner: Covidien Lp · Inventors: Hauschild, John; Heinrich, Russell; Capella, Robert

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 splash guard for use in combination with an anastomotic surgical stapling apparatus wherein the surgical stapling apparatus is configured and adapted to deliver wound treatment material to a target surgical site wherein the splash guard comprises: a central hub defining a lumen therethrough for receiving a stem of an anvil assembly of the surgical stapling apparatus; and an annular cuff supported on the central hub and extending at least substantially therearound wherein the annular cuff is disposed radially outward of a staple line of the surgical stapling apparatus.

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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 14, 2005 and granted November 15, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 14, 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.
FiledOctober 14, 2005
GrantedNovember 15, 2016
Term endedOctober 14, 2025
Patent numberCA 2855455 C
Classification (IPC)A61B17/11 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedOct 14, 2005Patent grantedNov 15, 2016Term endedOct 14, 2025

Sources & verification

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