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Expired Canadian patentCanada

Electronic pipette with a display and a selector for controlling aspiration and dispensation

CA 2547138 C · Owner: Haddad, Patrick · Inventors: Solotareff, Stephane; May, Yves-Andre; Haddad, Patrick

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 system controls aspiration and dispensation of a liquid in a pipette. The system includes a computing device and the pipette. The computing device includes a pipetting module and a first communication interface. The pipetting module defines an operation to perform at the pipette. The first communication interface sends electronic signals to the pipette the electronic signals , defining the operation to perform at the pipette. The pipette includes a sampling tube, a piston assembly, a piston drive mechanism a second , communication interface, and a microprocessor. The piston assembly mounts to the sampling tube and includes a piston rod that fits within the sampling tube. The piston …

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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 November 24, 2004 and granted November 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 24, 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.
FiledNovember 24, 2004
GrantedNovember 12, 2013
Term endedNovember 24, 2024
Patent numberCA 2547138 C
Classification (IPC)B01L3/02 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedNov 24, 2004Patent grantedNov 12, 2013Term endedNov 24, 2024

Sources & verification

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