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Expired Canadian patentCanada

Electronic information dissemination system

CA 1285648 C · Owner: Atlas Technology, Inc. · Inventors: Harms, Daryl E.; Johnson, Terry W.; Curl, Ricky Lee

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

Abstract of the Disclosure, An electronic information dissemination system (10) electronically distributes information such as bulk mailed letters, bills, and other information from one or more sources (16a, 17a, 17b) to each of a plurality of remote stations (24a-d) located in homes or business, The system includes individually addressable receiver/decoders (30a-d) at each remote station. Each receiver/decoder has information processing (44) and memory (48) for identifying its distinct address plus a "global" address common to the plurality of remote stations in the system. Information is gathered from various sources (16a 17a, 17b) at a centrally located data handling station (12) which …

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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 July 2, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 2, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 17, 1986
GrantedJuly 2, 1991
Term endedJuly 2, 2008
Patent numberCA 1285648 C
Classification (IPC)H04N7/16 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedJuly 17, 1986Patent grantedJuly 2, 1991Term endedJuly 2, 2008

Sources & verification

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