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Expired Canadian patentCanada

Thermo blanket

CA 1252366 A · Owner: Smoljo, Dragomir · Inventors: Smoljo, Dragomir

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 insulating flexible panel adapated to be releasably joined to like panels in side by side relationship said panel comprising enclosure, means for enclosing insulating material therein said enclosure means, presenting a first border and a second border said second border extending, generally outwardly of said enclosure and releasable fastening means, associated with said first and second borders adapted to releasably fasten said first border of one panel to said second border of another panel.

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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 April 11, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 11, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 2, 1986
GrantedApril 11, 1989
Term endedApril 11, 2006
Patent numberCA 1252366 A
Classification (IPC)E04H15/32 +2 more

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedJune 2, 1986Patent grantedApril 11, 1989Term endedApril 11, 2006

Sources & verification

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