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Expired Canadian patentCanada

Holder device for sample vials or the like at an analysis apparatus

CA 1048006 A · Owner: Contraves Ag · Inventors: Kotacka, Karl

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

A holder device for sample vials or the like for an analysis apparatus, especially a blood cell counter equipped with a suction tube immersible in a sample vial filled with liquid and standing upon an appropriately arranged support surface in order to remove sample from the sample vial. The holder device has a recess or cavity formed by a rear wall extending approximately parallel to the central axis of the recess and two side walls extending between the lower edge and the upper edge of the holder device and and tapering upwardly with respect to the rear wall between the lower edge and the upper edge. The recess is bounded by a standing surface arranged transversely with respect to the rear …

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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

  • Granted February 6, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 6, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedFebruary 6, 1979
Term endedFebruary 6, 1996
Patent numberCA 1048006 A
Classification (IPC)G01N1/10 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedFeb 6, 1979Term endedFeb 6, 1996

Sources & verification

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