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Expired Canadian patentCanada

Packaging system for fully-baked pastry shells

CA 1237395 A · Owner: Nabisco Brands, Inc. · Inventors: Caporaso, John 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

A packaging system capable of protecting the freshness and structural integrity of fully-baked pastry shells during shipping and storage. Individual baked pastry shells, held in conforming baking pans are provided with a, wrapping of high polymer film substantially conforming to the outer surface dimensions of the baking pan and stretched across the upper, open surface of the pastry shell; a plurality of the so-wrapped shells are arranged together to form a vertical stack; and one or more of such stacks is then surrounded and enclosed with a corrugated shipping container. The shipping container is provided with a separately-closeable liner of high polymer material and/or the individual …

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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 May 31, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 31, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 26, 1984
GrantedMay 31, 1988
Term endedMay 31, 2005
Patent numberCA 1237395 A
Classification (IPC)B65D85/36 +1 more

Timeline

Timeline From CIPO dates

1985198819911994199720002003Application filedJune 26, 1984Patent grantedMay 31, 1988Term endedMay 31, 2005

Sources & verification

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