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Expired Canadian patentCanada

Dishwashing apparatus including a flip-top solid detergent dispenser

CA 1322931 C · Owner: Lakhan, Haresh Chand · Inventors: Lakhan, Haresh Chand; Switala, Lawrence William; Ashton, Kim J.

CIPO record

Overview

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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 dishwashing apparatus (1) designed in such a manner as to have one incoming waterline (79). Solid additive sources including rinse aid (24) and detergent are situated in, containers mounted on top of the dishwashing apparatus (1) thus saving space. Said additive sources are sprayed with water and fed through product nozzles by means of a pump (15) in order to form additive solutions. Said dishwashing apparatus (1) saves rinse water containing rinse aid and chlorine sanitizer at the end of a complete cycle and reuses it during the beginning of the second complete cycle thus saving on hot water, rinse aid and sanitizer. A flip-top detergent dispenser (30) comprising a base means (31) having …

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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 12, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 12, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 29, 1988
GrantedOctober 12, 1993
Term endedOctober 12, 2010
Patent numberCA 1322931 C
Classification (IPC)A47L15/44 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedApril 29, 1988Patent grantedOct 12, 1993Term endedOct 12, 2010

Sources & verification

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