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Expired Canadian patentCanada

Flexographic plate mounting apparatus and method

CA 1210991 A · Owner: Collins, James F. · Inventors: Collins, Billy; Collins, James F.

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

In printing with flexographic plates it is essential that each plate be accurately positioned on the plate cylinders. The mounting apparatus and method of this invention provide a register cylinder on which the flexographic plate is positioned by registration pins. The plate cylinder on which the flexographic plate is to be mounted is positioned in a predetermined rotational position on a mounting so that it can be moved towards and away from the register cylinder. The register cylinder is then rotated to a predetermined position and the plate cylinder brought into abutment with the flexographic plate and register cylinder. The registration pins are then retracted and both cylinders rotated …

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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 September 9, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 9, 2003.
  • 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 17, 1984
GrantedSeptember 9, 1986
Term endedSeptember 9, 2003
Patent numberCA 1210991 A
Classification (IPC)B41L29/20 +2 more

Timeline

Timeline From CIPO dates

1985198719891991199319951997199920012003Application filedFeb 17, 1984Patent grantedSep 9, 1986Term endedSep 9, 2003

Sources & verification

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