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Expired Canadian patentCanada

Percolator holding pan for espresso coffee making machines

CA 1280902 C · Owner: Spidem S.R.L. · Inventors: Muttoni, Mario

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

A percolator holding pan for "espresso" coffee making machines enabling delivery of a rich "espresso" coffee with a good flavor irrespective of the coffee powder conditions such as its grinding grade, moisture content and possibly, the extent of its pressing comprises a body adapted for, fitting to a delivery assembly of an "espresso" coffee maker a cavity formed in said body and-having a bottom a cupped percolator for the coffee powder housed within said cavity , two "espresso" coffee dispensing spouts , a liquid path extending through said body between the cupped percolator and the spouts and including a compartment interposed to said cupped percolator and said bottom , as well as …

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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 5, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 5, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 8, 1987
GrantedMarch 5, 1991
Term endedMarch 5, 2008
Patent numberCA 1280902 C
Classification (IPC)A47J31/00 +1 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedOct 8, 1987Patent grantedMarch 5, 1991Term endedMarch 5, 2008

Sources & verification

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