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Expired Canadian patentCanada

Lancing device with trigger mechanism for penetration depth control

CA 2486346 C · Owner: Allen, John J. · Inventors: Allen, John J.

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 lancing device includes a housing, a lancing mechanism operatively attached to the housing a pressure tip and a trigger mechanism. The pressure tip is moveably attached to the housing and is configured to engage a target site and create a target site bulge. The trigger mechanism is configured for detecting a target site bulge of a predetermined height and thereafter, triggering an immobilization of the pressure tip with respect to the housing. The immobilization of the pressure tip prevents further change in the location of the target site bulge relative to the housing. Since the location of target site bulge relative to the housing is controlled by the trigger mechanism via …

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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 29, 2004 and granted July 23, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 29, 2024.
  • 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 29, 2004
GrantedJuly 23, 2013
Term endedOctober 29, 2024
Patent numberCA 2486346 C
Classification (IPC)A61B5/15 +1 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedOct 29, 2004Patent grantedJuly 23, 2013Term endedOct 29, 2024

Sources & verification

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