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Expired Canadian patentCanada

Silk screen roller applicator technique

CA 1250797 A · Owner: Avery International Corporation · Inventors: Wyss, Bill W.

CIPO record

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

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Abstract From the Canadian patent

Abstract of the Disclosure, Silk screen roller applicators employed in a, process which is also known as Screen Process Printing are often used in the printing of labels and other materials. The present invention involves joining the edges of silk screen type material along a very narrow line, such as 1/32 inch, so that economies are achieved in printing and the associated use of paper when the, resultant applicator is formed. The two edges to be joined are each marked with at least two index marks and, these are aligned with corresponding light slots which are located on a base on either side of a fusing line. The silk screen type mesh which may be formed of a polyester coated with nickel, …

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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 March 7, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 7, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 21, 1985
GrantedMarch 7, 1989
Term endedMarch 7, 2006
Patent numberCA 1250797 A
Classification (IPC)B65H69/02 +2 more

Timeline

Timeline From CIPO dates

1986198919921995199820012004Application filedFeb 21, 1985Patent grantedMarch 7, 1989Term endedMarch 7, 2006

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