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Expired Canadian patentCanada

Apparatus for automatically mixing and circulating cleaning solutions through dairy equipment

CA 1058809 A · Owner: Bender Machine Works · Inventors: Schmid, Rolyn A.

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

Apparatus is disclosed for automatically mixing and circulating cleaning solutions through dairy equipment such as in-place milk line, equipment, bulk storage tanks or the like. The apparatus comprises, individual pumps for supplying ingredients such as a detergent, an acid, and a sanitizer in a predetermined sequence to a mixing receptacle for mixing with a solvent such as water to form different types of cleaning solutions which are then circulated by a main pump through the equipment in a predetermined sequence. Control means including, a timer, are provided to fill the mixing receptacle with water and to operate the individual pumps and the main pump in a predetermined sequence 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 July 24, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 24, 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—
GrantedJuly 24, 1979
Term endedJuly 24, 1996
Patent numberCA 1058809 A
Classification (IPC)B08B9/08 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedJuly 24, 1979Term endedJuly 24, 1996

Sources & verification

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