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Expired Canadian patentCanada

Centrifuge with removable core for scalable centrifugation

CA 2468337 C · Owner: Otten, Robin Roy Louis Rudy · Inventors: Merino, Sandra Patricia; Otten, Robin Roy Louis Rudy; Dalessio, Steven 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

The present invention relates to a centrifuge apparatus. The centrifuge apparatus is operable at certain predetermined parameters depending upon a product to be separated and is useable with a plurality of rotor assemblies. For example, a first rotor assembly of said plurality of rotor assemblies includes a first core having a first core configuration which is contained within a rotor housing of the first rotor assembly to define a first volume capacity such that the product passing through the first rotor assembly having the first volume capacity during rotation of the first rotor assembly in the centrifuge apparatus achieves a first particle separation of the product. A second …

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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 25, 2002 and granted October 1, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 25, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 25, 2024.
  • 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 25, 2002
GrantedOctober 1, 2013
Term endedNovember 25, 2022
Patent numberCA 2468337 C
Classification (IPC)B04B1/06 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedNov 25, 2002Patent grantedOct 1, 2013Term endedNov 25, 2022

Sources & verification

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