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Expired Canadian patentCanada

Therapeutic diaper

CA 1296490 C · Owner: Orlando, Ramon A. · Inventors: Orlando, Ramon A.

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 diaper with an essentially rectangular shape having a pair of waistline portions along the opposite shorter edges of the rectangle. Fasteners attached to the waistline portion. Padding and means to locate the padding. A crotch portion intermediate the waistline portions is defined by paired slopes cut from the opposite longer edges of said rectangular shape. The crotch portion has padding of an initial width and thickness to ensure that the wearer is maintained in the lithotomy position or an approximation thereof.

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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 March 3, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 3, 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.
FiledApril 14, 1987
GrantedMarch 3, 1992
Term endedMarch 3, 2009
Patent numberCA 1296490 C
Classification (IPC)A61F13/15 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedApril 14, 1987Patent grantedMarch 3, 1992Term endedMarch 3, 2009

Sources & verification

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