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Expired Canadian patentCanada

Static-free interrogating connector for electric components

CA 1303175 C · Owner: Zelin, Michael P. · Inventors: Lauks, Imants R.; Zelin, Michael P.

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

An improved connector for connection to and identification and testing of electric components such as integrated circuits is described which features a number of spring biased contact elements normally in contacting relation with a shorting bar. When a particular component is placed in a specified physical relation to the connector a combination of exposed electrical contacts and nonconductive elements on the component to be tested displace specified ones of the contact members away from the shorting bars, providing a connection pattern which can be detected. At the same time, test signals can be applied to the electric component to be tested. The circuit may be identified and its specific …

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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 June 9, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 9, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 25, 1989
GrantedJune 9, 1992
Term endedJune 9, 2009
Patent numberCA 1303175 C
Classification (IPC)H01R13/70 +2 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedApril 25, 1989Patent grantedJune 9, 1992Term endedJune 9, 2009

Sources & verification

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