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Expired Canadian patentCanada

Shower fittings

CA 1113527 A · Owner: Albany International Corp. · Inventors: Morley, Michael J.; Bloyce, Lionel T.

CIPO record

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

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Abstract From the Canadian patent

The invention relates to shower fittings especially those used in the paper and board making industries. Prior art fittings include jets for directing streams of treatment liquid towards a surface to be treated the jets being mounted upon a liquid supply tube that is reciprocable longitudinally across the surface. The invention is concerned with the problem of ensuring adequate support and protection for the tube and jets. The liquid supply tube carrying the jets is located within another outer tube and is movable on supports carried by that tube. The outer tube has a longitudinal slot in its wall through which emerge streams of liquid discharged from the jets which, for protection are also …

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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 December 1, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 1, 1998.
  • 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 20, 1979
GrantedDecember 1, 1981
Term endedDecember 1, 1998
Patent numberCA 1113527 A
Classification (IPC)B05B3/00 +2 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedSep 20, 1979Patent grantedDec 1, 1981Term endedDec 1, 1998

Sources & verification

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