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Expired Canadian patentCanada

Meat tenderising apparatus

CA 1071981 A · Owner: Haverhill Meat Products Limited · Inventors: Collins, Paul D.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention provides an apparatus for tenderising meat by subjecting the meat fibres to compressive and impact forces. The apparatus comprises a pair of driven rollers mounted in a frame, between which the meat is fed by a conveyor. The rollers are provided with elongate axial ribs, preferably of circular section, which alternate in the roller nip during rotation and, the rollers and the ribs are dimensioned such that the meat fibres are weakened without the meat becoming bruised. The invention is particularly applicable to the pre-treatment of ham immediately prior to brine injection.

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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 February 19, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 19, 1997.
  • 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—
GrantedFebruary 19, 1980
Term endedFebruary 19, 1997
Patent numberCA 1071981 A
Classification (IPC)A22C9/00

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedFeb 19, 1980Term endedFeb 19, 1997

Sources & verification

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