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Expired Canadian patentCanada

Method for hermetically housing optical components and optical components produced according to said method

CA 2485498 C · Owner: Mund, Dietrich · Inventors: Sausenthaler, Edeltraud; Mayer, Markus; Schachtelbauer, Klaus

CIPO record

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Abstract From the Canadian patent

To allow a reliable and inexpensive, preferably hermetic join to be produced between metal sleeve and glass pane in a process for producing a housing body, or at least parts of a housing body, in particular for producing an encapsulation or packaging for optoelectronic components comprising the steps , of joining together a housing element and a preferably metallic housing arrangement, bringing housing element and housing arrangement into contact with a glass solder it is , provided that before the housing element and housing arrangement are joined, the glass solder is applied as a shapeable material, in particular as a paste that the glass , solder is pre-vitrified and its shape …

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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 April 9, 2003 and granted May 29, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 9, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 9, 2025.
  • 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 9, 2003
GrantedMay 29, 2012
Term endedApril 9, 2023
Patent numberCA 2485498 C
Classification (IPC)H05K5/06

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedApril 9, 2003Patent grantedMay 29, 2012Term endedApril 9, 2023

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