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Expired Canadian patentCanada

Slip-stop rubber sheet and slip-stop rubber sheet lined work gloves

CA 2204232 C · Owner: Atom Corporation · Inventors: Kashihara, Tatsuo

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 present invention relates to slip-stop rubber sheet and slip-stop rubber sheet lined work gloves work gloves which are sufficiently flexible and easy to use wherein rows 3 of a plurality of thin rubber pieces 2 are formed on the surface of a rubber laminated layer 1 which will be the XY plane, at an appointed interval in the Y direction with said rubber pieces 2 erected so that the rubber pieces extend so as to roughly constitute waveforms in the X direction and a slip-stop rubber sheet 10 in which said erected rubber pieces 2 are bendable in the Y direction is pressure-fit onto the palmar surface of gloves and formed thereon in such a manner that the X direction of said rubber sheet is …

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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

  • Filed May 1, 1997 and granted August 8, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 1, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 1, 2019.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 1, 1997
GrantedAugust 8, 2000
Term endedMay 1, 2017
Patent numberCA 2204232 C
Classification (IPC)B32B3/30 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedMay 1, 1997Patent grantedAug 8, 2000Term endedMay 1, 2017

Sources & verification

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