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Expired Canadian patentCanada

Xylitol chewing gum

CA 1107124 A · Owner: General Foods Corporation · Inventors: Streckfus, Thomas K.; Hammond, John E.

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 confectionary composition and more particularly a chewing gum composition is prepared which is free from both sucrose and artificial sweeteners and which presents a pleasant cooling effect in the mouth of the consumer. The confections of this invention are prepared from compositions containing a major amount of xylitol.

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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 18, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 18, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 5, 1972
GrantedAugust 18, 1981
Term endedAugust 18, 1998
Patent numberCA 1107124 A
Classification (IPC)A23G4/06

Timeline

Timeline From CIPO dates

197319761979198219851988199119941997Application filedDec 5, 1972Patent grantedAug 18, 1981Term endedAug 18, 1998

Sources & verification

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