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Expired Canadian patentCanada

Rack for storing and dispensing rolled floor covering

CA 1304734 C · Owner: Dueck, Willie B. · Inventors: Dueck, Willie B.

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 rack for supporting a plurality of rolls of sheet material particularly floor covering is defined by a frame structure carrying two chains one at each end with the chains arranged to rotate around upper and lower chain wheels. The chains rotate in synchronism with support hooks carried on the chains and aligned transversely of the chains. A wind up mechanism is attached to the frame at a forward station and comprises a pair of stub rollers one of which is rotated by a hand crank and expandable thereby to engage a tube and wind up material withdrawn from one of the rolls. A measuring device and transversely moveable knife blade are attached at the wind up station. A cylindrical core is …

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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 July 7, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 7, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 4, 1987
GrantedJuly 7, 1992
Term endedJuly 7, 2009
Patent numberCA 1304734 C
Classification (IPC)B65H19/00 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedDec 4, 1987Patent grantedJuly 7, 1992Term endedJuly 7, 2009

Sources & verification

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