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Expired Canadian patentCanada

Alarm/facility management unit

CA 2277641 C · Owner: Beheshti, Ali · Inventors: Zamani, Sam S.; Beheshti, Ali

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 alarm/facility management unit including a housing having a front side and a rear side. The front side includes a liquid crystal display for displaying two lines of up to twenty alphanumeric characters. The front side also includes four control keys which enable a user to access a software program contained within the alarm/facility management unit and perform a number of functions through the program. The front side of the alarm/facility management unit also includes a serial port for enabling communications with a personal computer. The rear side of the alarm/facility management unit includes at least two slots which can receive alarm/facility contact input cards, contact output cards …

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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 July 14, 1999 and granted February 11, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 14, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 14, 2021.
  • 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 14, 1999
GrantedFebruary 11, 2003
Term endedJuly 14, 2019
Patent numberCA 2277641 C
Classification (IPC)G05B23/02

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedJuly 14, 1999Patent grantedFeb 11, 2003Term endedJuly 14, 2019

Sources & verification

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