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Expired Canadian patentCanada

Modular electronic device

CA 1305522 C · Owner: Snap-On Tools Corporation · Inventors: Mieczkowski, Daniel; Ellingen, David R.; Pacetti, Larry D.

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

The modular electronic device includes a main unit and at least one plug-in module adapted to be removably slid on to and mounted on the main unit. There are first and second interfitting connectors respectively on the main unit and the module which automatically interfit when the module is mounted. First and second interfitting track structure are respectively on the module and main unit to facilitate sliding the module onto the main unit. Finally there is, first and second interfitting latching elements respectively on the main unit and the module to hold the module latched in place.

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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 21, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 21, 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 27, 1989
GrantedJuly 21, 1992
Term endedJuly 21, 2009
Patent numberCA 1305522 C
Classification (IPC)G01R1/04

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedApril 27, 1989Patent grantedJuly 21, 1992Term endedJuly 21, 2009

Sources & verification

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