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Expired Canadian patentCanada

Double baker for waffles, pancakes and similar food items

CA 1306875 C · Owner: Carbon, Fred S. (Deceased) · Inventors: Carbon, Fred S. (Deceased)

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

Abstract of the Disclosure, A two cavity baker for confectionery items such as waffles and pancakes having a pair of outer shell members hinge-connected to a double faced single inner shell member. The two outer shell members and the inner shell member are mutually hinged together at one side of the baker with the two outer shell members each including a handle protruding from the opposite side of the baker. The three shell members are supported upon a base adjacent the handle and hinged sides of the baker which enables the two outer shell members to be reversed with respect to their upper and lower positions upon pivotal movement about a generally horizontal axis. The pivot connection of …

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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 September 1, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 1, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 14, 1988
GrantedSeptember 1, 1992
Term endedSeptember 1, 2009
Patent numberCA 1306875 C
Classification (IPC)A47J37/00

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedNov 14, 1988Patent grantedSep 1, 1992Term endedSep 1, 2009

Sources & verification

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