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Expired Canadian patentCanada

Method and apparatus for cutting carpet designs

CA 1235057 A · Owner: Schneider, Bruce H. · Inventors: Schneider, Jerry S.; Schneider, Bruce H.

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

Abstract of The Disclosure, A method and apparatus is disclosed for cutting a sculptured pattern in carpet pile. The apparatus has a carpet clipping head carried by a carriage means that can move the clipping head horizontally, vertically and rotationally. Instructions from memory associated with a computer cause the carriage to move the carpet clipper along a predetermined route to cut the sculptured pattern in the carpet. The apparatus also senses the temperature of the clipping head and shuts off the apparatus if overheating occurs. A vacuum mechanism is provided to remove carpet cuttings during operation. The apparatus also dispenses lubricating fluid to the clipper head.

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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 April 12, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 12, 2005.
  • 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 17, 1985
GrantedApril 12, 1988
Term endedApril 12, 2005
Patent numberCA 1235057 A
Classification (IPC)B26D5/00 +1 more

Timeline

Timeline From CIPO dates

1986198819901992199419961998200020022004Application filedJuly 17, 1985Patent grantedApril 12, 1988Term endedApril 12, 2005

Sources & verification

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