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Expired Canadian patentCanada

Multiformat image recordation from digital data

CA 1249524 A · Owner: Eastman Kodak Company · Inventors: Anderson, Walter F. Jr.; Poulo, Louis R.; Sabo, Brian D.

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

An original image in digital information can be recorded or projected as an image in a different format by the use of a novel process. The original image is provided as a matrix of pixels, and pixels of intermediate values are generated to provide digital information in a second format.

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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 31, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 31, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 23, 1985
GrantedJanuary 31, 1989
Term endedJanuary 31, 2006
Patent numberCA 1249524 A
Classification (IPC)H04N1/00 +2 more

Timeline

Timeline From CIPO dates

1986198919921995199820012004Application filedAug 23, 1985Patent grantedJan 31, 1989Term endedJan 31, 2006

Sources & verification

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