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Expired Canadian patentCanada

Hopping mechanism for model car

CA 2294411 C · Owner: Rehkemper, Jeffrey G. · Inventors: Rehkemper, Jeffrey G.; Rehkemper, Steven F.

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 model car having a mechanism driven by a reversible electric motor for selectively raising and lowering the front or rear of the car.

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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 January 7, 2000 and granted January 30, 2001. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 7, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 7, 2022.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 7, 2000
GrantedJanuary 30, 2001
Term endedJanuary 7, 2020
Patent numberCA 2294411 C
Classification (IPC)A63H17/00 +2 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedJan 7, 2000Patent grantedJan 30, 2001Term endedJan 7, 2020

Sources & verification

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