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Expired Canadian patentCanada

Cartridge forming part of a system for inducing air flow past a product capable of being vaporized

CA 1049963 A · Owner: Risdon Manufacturing Company (The) · Inventors: Tringali, Dominick

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

A cartridge which forms part of a system for, inducing air flow past a product capable of being vaporized includes a hollow container apertured at opposite ends the vaporizable product and a support therefor mounted in the container. The container also includes an internal support for a dry cell battery which forms an integral part of the cartridge, the internal support serving to dispose the battery so that its terminals are exposed at opposite ends of the container. The cartridge of the invention is used with an apparatus that has a housing defining a cartridge-receiving cavity shaped and dimensioned to accept the cartridge. The apparatus also includes a fan mounted in the housing to …

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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 6, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 6, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedMarch 6, 1979
Term endedMarch 6, 1996
Patent numberCA 1049963 A
Classification (IPC)A61L9/04 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedMarch 6, 1979Term endedMarch 6, 1996

Sources & verification

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