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Expired Canadian patentCanada

Vacuum fixture and method for dimensioning and manipulating materials

CA 2201938 C · Owner: Reis, Bradley E. · Inventors: Hoover, Steven C.; Adkins, Keith D.; Lytle, William G.

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 method and apparatus is provided for dimensioning and manipulating a patterned material by selectively applying a vacuum and/or positive pressure to the patterned material.

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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 July 15, 1996 and granted April 1, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 15, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 15, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 15, 1996
GrantedApril 1, 2003
Term endedJuly 15, 2016
Patent numberCA 2201938 C
Classification (IPC)B25J15/06 +2 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedJuly 15, 1996Patent grantedApril 1, 2003Term endedJuly 15, 2016

Sources & verification

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