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Expired Canadian patentCanada

Laminated photovoltaic generator panel

CA 1114483 A · Owner: N.V. Philips Gloeilampenfabrieken · Inventors: Tourneux, Michel

CIPO record

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

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Abstract From the Canadian patent

A photovoltaic generator panel comprising a plurality of solar cells incorporated in a laminated assembly, each of the external faces of which is formed of a glass plate. The laminated assembly comprises an inset plate formed of a transparent synthetic resin stable at elevated temperatures and provided with a recess for each solar cell. Optionally an in-, set film preferably formed of the same transparent synthetic resin can be positioned between the inset plate and one or both glass plates. Assembly of these several lamellar elements is effected by the use of a transparent adhesive polymerized at a temperature below 70° C.

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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 December 15, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 15, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 15, 1978
GrantedDecember 15, 1981
Term endedDecember 15, 1998
Patent numberCA 1114483 A
Classification (IPC)H01L31/04 +1 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedJune 15, 1978Patent grantedDec 15, 1981Term endedDec 15, 1998

Sources & verification

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