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Expired Canadian patentCanada

Internal combustion engine with integral stator and regulator

CA 2012147 C · Owner: Briggs & Stratton Corporation · Inventors: Tharman, Paul A.

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

An alternator assembly for an internal combustion engine includes a regulator whose individual circuit components are mounted directly on the stator of the alternator assembly. The regulator may be in the form of discrete components or integrated circuit chips. The components of the regulator circuit may be mounted to the stator by fasteners or by an adhesive resin such as epoxy.

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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 March 14, 1990 and granted October 26, 1993. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 14, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 14, 2012.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 14, 1990
GrantedOctober 26, 1993
Term endedMarch 14, 2010
Patent numberCA 2012147 C
Classification (IPC)H02P9/10 +2 more

Sources & verification

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