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Expired Canadian patentCanada

Positioning device and a hermetically sealed package formed therefrom

CA 1296887 C · Owner: Stanley, Ian William · Inventors: Stanley, Ian William

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 hermetically sealed package (20) for an optical device (7) has a wall (21) which is formed partly by a positioning device (1) soldered to the wall (21). The positioning device (1) allows a fibre (4) to be aligned with the optical device (7) on either side of a transmissive window (3). (Figure 3)

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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 March 10, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 10, 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.
FiledMay 20, 1988
GrantedMarch 10, 1992
Term endedMarch 10, 2009
Patent numberCA 1296887 C
Classification (IPC)G02B6/42 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedMay 20, 1988Patent grantedMarch 10, 1992Term endedMarch 10, 2009

Sources & verification

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