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Expired Canadian patentCanada

Calcium-iron mineral supplements

CA 1306687 C · Owner: Mehansho, Haile · Inventors: Heckert, David Clinton; Nakel, Gunther Maria; Mehansho, Haile

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

Nutritional mineral supplements comprise a mixture of a calcium source, especially calcium citrate-malate and an iron-sugar complex, especially iron sucratemalate. Food and beverage compositions especially juice, beverages, supplemented with these calcium and iron materials are disclosed.

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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 25, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 25, 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.
FiledJune 28, 1988
GrantedAugust 25, 1992
Term endedAugust 25, 2009
Patent numberCA 1306687 C
Classification (IPC)A61K33/26 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedJune 28, 1988Patent grantedAug 25, 1992Term endedAug 25, 2009

Sources & verification

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