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Expired Canadian patentCanada

Variable spacing data format control apparatus and method

CA 1198533 A · Owner: Ncr Corporation · Inventors: Kenyon, Keith L.

CIPO record

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Abstract From the Canadian patent

Abstract of the Disclosure, A variable spacing format control method and apparatus are described for providing a variable data character format that can be used, for example for, printing or display purposes. A plurality of cells each including a character therein, are stored in a character generator, and settable means are provided for altering the vertical and horizontal cell dimensions as, well as the number of characters per line thus per-, mitting the selection of a desired one of several different available formats.

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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 December 24, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 24, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 29, 1981
GrantedDecember 24, 1985
Term endedDecember 24, 2002
Patent numberCA 1198533 A
Classification (IPC)G09G3/00 +2 more

Timeline

Timeline From CIPO dates

1982198519881991199419972000Application filedSep 29, 1981Patent grantedDec 24, 1985Term endedDec 24, 2002

Sources & verification

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