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Expired Canadian patentCanada

Combination pin pad and terminal

CA 2078020 C · Owner: Sutton, Charles R. · Inventors: Hemy, Martin F.; Sutton, Charles R.; Denno, Rodney G.

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

A secure terminal is disclosed which has a single keypad and display which is suitable as a debit terminal as both confidential and nonconfidential information can be entered. Confidential information is entered in secure text mode whereas nonconfidential information is entered in clear text mode. The terminal defaults to secure text mode where all information is encrypted. In clear text mode all prompts are independently authenticated by a secure module prior to displaying of the prompt. Prompts for clear text mode are preprogrammed preferably with an Authentication Parameter which is confirmed by the secure module whenever that prompt is used in clear text mode. The invention is also …

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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

  • Filed September 11, 1992 and granted December 12, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 11, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 11, 2014.
  • 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 11, 1992
GrantedDecember 12, 2000
Term endedSeptember 11, 2012
Patent numberCA 2078020 C
Classification (IPC)G07F19/00 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedSep 11, 1992Patent grantedDec 12, 2000Term endedSep 11, 2012

Sources & verification

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