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Expired Canadian patentCanada

Perineal shield and discharge containment device

CA 1057462 A · Owner: Kimberly-Clark Corporation · Inventors: Johnson, Russell L.

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 protective and discharge containment device for the perineum made from flexible sheet material shaped to provide close conformity with changing perineal contours by being folded on a set of pre-established lines radiating outward from a base point interiorly disposed on a line defining the main longitudinal axis of the sheet material. When folded as prescribed, the sheet material takes on an upwardly concave configuration in both the transverse and longitudinal directions with the deepest part of the concavity originating at the base point. The folded sheet material when positioned on the perineum provides an upstanding anterior portion comprising the full width of the sheet which covers …

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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 3, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 3, 1996.
  • 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—
GrantedJuly 3, 1979
Term endedJuly 3, 1996
Patent numberCA 1057462 A
Classification (IPC)A61F13/15 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedJuly 3, 1979Term endedJuly 3, 1996

Sources & verification

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