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Expired Canadian patentCanada

Sealing system for the roof frame of a hardtop or coupe or a folding soft top

CA 2275536 C · Owner: Buchholz, Hans-Volker · Inventors: Buchholz, Hans-Volker; Anders, Jens

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 sealing system (2) comprises at least one sealing profiled section (3) for the roof frame of the vehicle. The sealing profiled section (3) is formed by a profile strip of at least one elastomer and by a reinforcement. The reinforcement is formed as prefabricated injection-molded plastics material part and, in a molding tool, is provided with the profile strip on at least a part of its external surface. The reinforcement has a substantially U-shaped cross-section over its entire length. The sealing system (2) is threedimensional and can be fixed to connecting pieces of the roof frame of the vehicle by fastening members (11 12). An end, cap (6, 7) is formed on at least one end face of each …

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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 September 6, 1997 and granted January 29, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 6, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 6, 2019.
  • 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 6, 1997
GrantedJanuary 29, 2002
Term endedSeptember 6, 2017
Patent numberCA 2275536 C
Classification (IPC)B60J10/10 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedSep 6, 1997Patent grantedJan 29, 2002Term endedSep 6, 2017

Sources & verification

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