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Expired Canadian patentCanada

Hose assembly for canister vaccum cleaner

CA 1308367 C · Owner: Matsushita Floor Care Company, A Partnership · Inventors: Blackman, Gordon Rudolf

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

Abstract of the Disclosure, An electrically conductive hose assembly for a vacuum cleaner includes a hose body having a plurality of resilient helical conductive wires and a handle assembly having a projecting hollow end portion received within the hose body. Handle assembly wires are connected to the hose body wires by terminals fitted over the wire ends and crimped thereto, and a shrink wrap insulation is secured therearound. The hollow end portion has outwardly projecting wire termination blocks defining circumferential slots for removably securing the hose body wire end portions adjacent their connection to the handle wires and the hollow, end portion include a depressed section aligned …

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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 October 6, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 6, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 29, 1989
GrantedOctober 6, 1992
Term endedOctober 6, 2009
Patent numberCA 1308367 C
Classification (IPC)F16L55/00 +2 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedSep 29, 1989Patent grantedOct 6, 1992Term endedOct 6, 2009

Sources & verification

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