Patent Yard Sign in
Expired Canadian patentCanada

Acoustical panel mounting element

CA 1070472 A · Owner: Transco Inc. · Inventors: Shahan, James E.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

Abstract An acoustical panel mounting element for isolating the panel through its connection to a supporting structure against vibration and noise transmitted therefrom with the, element providing an outer metallic shell for insertion into a pocket formed in the panel and an inner mounting screw receiving sleeve embedded in an elastomer ring carried within the shell.

Read the whole patent

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 January 29, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 29, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJanuary 29, 1980
Term endedJanuary 29, 1997
Patent numberCA 1070472 A
Classification (IPC)E04B1/82 +2 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJan 29, 1980Term endedJan 29, 1997

Sources & verification

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