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Expired Canadian patentCanada

Multi row high density connector

CA 1285328 C · Owner: Ammon, J. Preston · Inventors: Martens, John D.; Ammon, J. Preston

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 high density connector for connecting to the edge of a printed circuit board uses two different contact terminals one of which is reversible, and, a spacing block to guide the contact terminals into the connector and to maintain close spacing of the contacts on each side of the printed circuit board. The connector housing has openings in the center of the housing to allow for expansion of the housing material and to provide for an optional grounding bus.

Read the whole patent

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 25, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 25, 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.
FiledFebruary 9, 1988
GrantedJune 25, 1991
Term endedJune 25, 2008
Patent numberCA 1285328 C
Classification (IPC)H01R12/72 +1 more

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedFeb 9, 1988Patent grantedJune 25, 1991Term endedJune 25, 2008

Sources & verification

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