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Expired Canadian patentCanada

Method of transfer of film to video and system therefor

CA 1294033 C · Owner: Giovanella, Wilfred Joseph · Inventors: Giovanella, Wilfred Joseph

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Abstract From the Canadian patent

An improved method of transferring film images to video or conversion of video containing images from film previously transferred to video for the affecting thereof and the recording thereof to a master recording at a real time rate is taught. The method comprises the steps of:, (a) transferring film images to video or recording video carrying the film images previously recorded to it to video in a 1:1 frame of film images to frame of video ratio where one frame of film, or one frame of film previously transferred to video as the case may be, corresponds to one frame of video; (b) affecting the film images on the video; (c) transferring the video to a master recording suitable for play at a …

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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 January 7, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 7, 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.
FiledDecember 23, 1986
GrantedJanuary 7, 1992
Term endedJanuary 7, 2009
Patent numberCA 1294033 C
Classification (IPC)H04N5/76 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedDec 23, 1986Patent grantedJan 7, 1992Term endedJan 7, 2009

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