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Expired Canadian patentCanada

Method for effecting securement of alternating stretched and unstretched elastic ribbon to a moving web

CA 1186288 A · Owner: Johnson & Johnson Baby Products Company · Inventors: Dickover, William E.; Passafiume, Anthony; Klasek, Ladislav J.

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

This invention relates to a method for the continuous or intermittent securing of a moving elastic member or band to a moving web or webs of disposable diaper components and the like, wherein at least one component is provided with an alternating sequence of stretchable or elastic portions and non-stretchable inelastic portions along its length.

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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 30, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 30, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 2, 1982
GrantedApril 30, 1985
Term endedApril 30, 2002
Patent numberCA 1186288 A
Classification (IPC)A61F13/15 +2 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedApril 2, 1982Patent grantedApril 30, 1985Term endedApril 30, 2002

Sources & verification

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