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Expired Canadian patentCanada

Storage cell connection

CA 1236519 A · Owner: Brown, Boveri & Cie Ag · Inventors: Jessen, Jens C.; Hasenauer, Dieter

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Storage cell connection for at least two storage cells based on alkali metal and chalcogen with each cell having at least one anode space and a cathode space which are separated from each other by an alkali ion-conducting solid electrolyte and are bounded at least in some regions by a metallic housing as well, as are provided with at least one first and one second connecting element. At least one fastening element is provided on the surface of the housing, by means of which fastening element the first connecting element of the first storage cell can be locked, together with a second connecting element of the second storage cell on this surface. The second connecting element of the first …

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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 May 10, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 10, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 2, 1984
GrantedMay 10, 1988
Term endedMay 10, 2005
Patent numberCA 1236519 A
Classification (IPC)H01M2/20

Timeline

Timeline From CIPO dates

1985198819911994199720002003Application filedNov 2, 1984Patent grantedMay 10, 1988Term endedMay 10, 2005

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