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Expired Canadian patentCanada

Rigid lid for an automobile roof

CA 1237745 A · Owner: Rockwell Golde G.M.B.H. · Inventors: Grimm, Rainer; Bohm, Horst

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

In a rigid lid, associated with the roof opening of an automobile roof surface, in order to achieve low manufacturing tolerances at the lid external dimensions and to simplify manufacture of the lid the lid plate and, the reinforcing frame fitted below it have injection moulded around them a single-piece, peripheral plastics frame, which additionally constitutes an upper bordering frame and carries integrally formed fixing elements for an edge gap sealing member.

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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 June 7, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 7, 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.
FiledSeptember 30, 1985
GrantedJune 7, 1988
Term endedJune 7, 2005
Patent numberCA 1237745 A
Classification (IPC)B60J7/00 +1 more

Timeline

Timeline From CIPO dates

1986198819901992199419961998200020022004Application filedSep 30, 1985Patent grantedJune 7, 1988Term endedJune 7, 2005

Sources & verification

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