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Expired Canadian patentCanada

Method for making disposable absorbent garments

CA 1301127 C · Owner: Ujimoto, Hiroshi · Inventors: Nomura, Hironori; Yamamoto, Toshinori; Ujimoto, Hiroshi

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

In a method for making disposable absorbent garments elastic flaps which are brought in close contact around the wearer's legs are formed separately from a topsheet and a backsheet and bonded to the topsheet which is being transferred to an assembly line before the topsheet is placed upon the backsheet (Fig, 4).

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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 May 19, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 19, 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 16, 1988
GrantedMay 19, 1992
Term endedMay 19, 2009
Patent numberCA 1301127 C
Classification (IPC)A61F13/15

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedDec 16, 1988Patent grantedMay 19, 1992Term endedMay 19, 2009

Sources & verification

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