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Expired Canadian patentCanada

Automatic packaging method and apparatus

CA 1080176 A · Owner: Colgate-Palmolive Company · Inventors: Clancy, David; Williams, Winfried W. (Sr.)

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

Method and apparatus for automatically packaging towelettes in envelopes positioned in succession at an insertion station wherein the longitudinally folded leading end of a web of absorbent towelette material is severed to provide successive strips of predetermined length and each strip, is folded transversal first to a J-fold condition wherein the longer leg of the J is about twice the length of the shorter leg and the longer leg of the, J of each strip is folded substantially about its midpoint to form a folded towelette of three times the original longitudinally folded strip thickness as it is being thrust into an envelope positioned in timed relation at the insertion station. The …

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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 June 24, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 24, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJune 24, 1980
Term endedJune 24, 1997
Patent numberCA 1080176 A
Classification (IPC)B65B5/04 +2 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJune 24, 1980Term endedJune 24, 1997

Sources & verification

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