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Expired Canadian patentCanada

Inhibiting production of undesirable products on body surfaces and environs

CA 1075151 A · Owner: Personal Products Company · Inventors: Kraskin, Kenneth S.

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

The disclosure describes an absorbent catamenial dressing comprising an absorbent core and a liquid pervious cover around the core. The dressing contains within the structure on at least the portions of the surface area thereof first to intercept menstrual fluids in use an amino acid com-, pound in an amount of at least about 0.001 gram per square inch. The dressing enables to control menstrual malodor with-, out significant kill of most bacterial flora.

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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 8, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 8, 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—
GrantedApril 8, 1980
Term endedApril 8, 1997
Patent numberCA 1075151 A
Classification (IPC)A61L15/20

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedApril 8, 1980Term endedApril 8, 1997

Sources & verification

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