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Expired Canadian patentCanada

Assembly system for tent and/or vehicle units

CA 1292923 C · Owner: Soderstrom, Hans Sture · Inventors: Soderstrom, Hans Sture

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

An assembly system comprises a connection tube (11) of flexible sheet material. The connection tube has at its end a rigid frame element (13) which is larger than a rigid frame element (15) formed in similar manner but of smaller dimensions. The larger frame element and the sheet material affixed thereto are pushed through the smaller frame element and drawn tight against the latter for sealingly urging the flexible sheet material thereagainst.

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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 10, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 10, 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.
FiledMarch 4, 1988
GrantedDecember 10, 1991
Term endedDecember 10, 2008
Patent numberCA 1292923 C
Classification (IPC)B60D5/00 +1 more

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedMarch 4, 1988Patent grantedDec 10, 1991Term endedDec 10, 2008

Sources & verification

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