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Expired Canadian patentCanada

Fiberglass insulation for mobile cryogenic tankage

CA 1210344 A · Owner: Union Carbide Corporation · Inventors: Cipolla, Richard C.; Patterson, Michael F.

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 improved method and apparatus for fabricating mobile cryogenic storage vessels insulated with fiberglass batting, a layer of which is non-compressively secured to the outer shell and to the inner vessel in such manner as to fill all spaces between the support members so as to leave an annular evacuable space between the layers of insulation.

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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 August 26, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 26, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 18, 1983
GrantedAugust 26, 1986
Term endedAugust 26, 2003
Patent numberCA 1210344 A
Classification (IPC)B65D90/06 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedFeb 18, 1983Patent grantedAug 26, 1986Term endedAug 26, 2003

Sources & verification

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