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Expired Canadian patentCanada

Noise dampener for a garage door opener

CA 2549711 C · Owner: Romich, Frederick J. · Inventors: Romich, Frederick J.

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 noise dampener for a garage door opener includes a pair of resilient members each resilient member of the pair of resilient members having first and second opposite ends. The first ends are adapted for mounting to a garage ceiling mounting bracket. The second ends are adapted for mounting to motor mounts mounted to an upper side of a motor housing of the garage door opener. The first and second ends of the resilient members are mountable to the ceiling mounting bracket and the motor mounts respectively by fastening means through apertures in the first and second ends. A vibration dampening pad is provided for mounting between the garage wall adjacent the garage door and a chain channel …

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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 June 8, 2006 and granted March 24, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 8, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • 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 8, 2006
GrantedMarch 24, 2015
Term endedJune 8, 2026
Patent numberCA 2549711 C
Classification (IPC)F16F15/08 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJune 8, 2006Patent grantedMarch 24, 2015Term endedJune 8, 2026

Sources & verification

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