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Expired Canadian patentCanada

Tent

CA 1098005 A · Owner: Nihon-Yohin Co. Ltd. · Inventors: Sato, Tomoyoshi

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

In a tent of the type wherein a tent body is suspended from tent poles to pitch the tent a cord, tape or the like is placed along a ridgeline formed on the upper surface of the tent body and portions for mounting the cord, tape or the like and the tent are disposed at intervals along the ridgeline thereby to form loops. Engaging portions such as hooks are formed on the tent between the adjacent mounting portions. Mounting portions and engaging portions are thus alternately formed on ridgelines on the upper surface of the tent and the cord is inserted through the mounting portions lying along the ridgeline. Loops formed in the cord between adjacent mounting portions are passed over the tent …

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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 March 24, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 24, 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.
FiledDecember 21, 1978
GrantedMarch 24, 1981
Term endedMarch 24, 1998
Patent numberCA 1098005 A
Classification (IPC)E04H15/42 +1 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedDec 21, 1978Patent grantedMarch 24, 1981Term endedMarch 24, 1998

Sources & verification

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