Patent Yard Sign in
Expired Canadian patentCanada

Elastic abrasion resistant laminate

CA 1281271 C · Owner: Kimberly-Clark Corporation · Inventors: Harris, Robert D. Jr.; Jackson, David M.; Morman, Michael T.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

An elastic laminate which includes a first elastic sheet having at least one other elastic sheet joined thereto. The first elastic sheet is formed from an ethylene vinyl acetate copolymer. The second elastic sheet is formed from a thermoplastic polyurethane elastomer. The sheets may be nonwoven webs of meltblown fibers.

Read the whole patent

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 12, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 12, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 29, 1987
GrantedMarch 12, 1991
Term endedMarch 12, 2008
Patent numberCA 1281271 C
Classification (IPC)D04H1/56

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedSep 29, 1987Patent grantedMarch 12, 1991Term endedMarch 12, 2008

Sources & verification

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