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Expired Canadian patentCanada

Device for keeping under cntrol the population of selected species of insects

CA 1098955 A · Owner: Fiat Societa Per Azioni · Inventors: Ferrero, Elvio; Salotti, Gianfranco; Tavoni, Gian P.

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

Apparatus for use in monitoring the numbers of a selected species of insect comprising one or more traps into which is put a synthesised pheromone to attract that particular insect each trap has a grille comprising a plurality of bars between which is applied a high voltage so that when an insect of the selected species tries to enter the trap it touches adjacent bars and is electrocuted by the electric discharge between them; this discharge is detected by a discharge detector connected to the trap and the detector passes a signal to a transmitter which transmits it to a central receiver equipped with a discriminator for ignoring signals other than those from the transmitter and for passing …

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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 April 7, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 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.
FiledApril 11, 1978
GrantedApril 7, 1981
Term endedApril 7, 1998
Patent numberCA 1098955 A
Classification (IPC)H05C1/02 +2 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedApril 11, 1978Patent grantedApril 7, 1981Term endedApril 7, 1998

Sources & verification

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