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Expired Canadian patentCanada

Method for reducing flammability of the atomizing stream from a pressurized container

CA 1104530 A · Owner: L'Oreal · Inventors: Meurice, Pierre L.; Maurelli, Manlio M.; De Montalembert, Henri-Marc

CIPO record

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

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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 July 7, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 7, 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.
FiledOctober 31, 1978
GrantedJuly 7, 1981
Term endedJuly 7, 1998
Patent numberCA 1104530 A
Classification (IPC)B65D83/14

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedOct 31, 1978Patent grantedJuly 7, 1981Term endedJuly 7, 1998

Sources & verification

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