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Expired Canadian patentCanada

Apparatus for repairing or protecting an engine exhaust system

CA 1268617 C · Owner: Budd, David Jesse · Inventors: Budd, George Victor

CIPO record

Overview

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

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Abstract From the Canadian patent

Apparatus for repairing or protecting an engine exhaust system", Apparatus for repairing or protecting an exhaust box or pipe of a motor vehicle comprises a flexible sheet (1) having an outer stainless steel layer (2) and an inner sealing layer (3). The flexible sheet is wrapped around the area of the exhaust box or pipe to be reinforced or repaired and secured in place by a fastening means in the form of a fastening strap (5) adjustably connected to the sheet by a connecting device (6) and having a head (12) received in a recess defined by a coupling member (7). A series of coupling members are provided on the flexible sheet and are spaced apart in the direction of the length of the …

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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

  • Granted May 8, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 8, 2007.
  • 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 29, 1988
GrantedMay 8, 1990
Term endedMay 8, 2007
Patent numberCA 1268617 C
Classification (IPC)B65D63/02 +1 more

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedMarch 29, 1988Patent grantedMay 8, 1990Term endedMay 8, 2007

Sources & verification

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