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Expired Canadian patentCanada

Compressor

CA 1209673 A · Owner: Accuspray, Inc. · Inventors: Muck, Jack E.

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 A turbine air compressor includes a filter at the inlet and an eductor at its outlet. The eductor is in fluid communication with the inlet side of the compressor. A pressure actuated switch is mounted to stop the power supply to the compressor when the filter becomes excessively clogged.

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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 12, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 12, 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.
FiledAugust 19, 1985
GrantedAugust 12, 1986
Term endedAugust 12, 2003
Patent numberCA 1209673 A
Classification (IPC)F04D15/02

Timeline

Timeline From CIPO dates

198619881990199219941996199820002002Application filedAug 19, 1985Patent grantedAug 12, 1986Term endedAug 12, 2003

Sources & verification

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