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Expired Canadian patentCanada

Heating and insulation arrangement for a network of installed pipes andmethod

CA 1286614 C · Owner: Bylin Heating Systems, Inc. · Inventors: Bylin, Robert O.; Scott, Raymond J.; Montierth, Garry L.

CIPO record

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

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Abstract From the Canadian patent

Abstract of the Disclosure, A technique for installing and replacing if necessary, readily bendable electrical heat-tracing cable on and insulating a network of installed pipes including straight sections, straight joints, and elbow sections is disclosed herein. In accordance with this technique, initially provided heat-tracing cable is installed in individual continuous sections along the length of and adjacent to the straight pipe sections joints and elbow sections. Routing guides are placed over and/or under lengthwise surfaces of at least those segments of the heat-tracing cable adjacent to the joints and elbows and retained in place along with the cable itself. With the cable and …

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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 July 23, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 23, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 8, 1988
GrantedJuly 23, 1991
Term endedJuly 23, 2008
Patent numberCA 1286614 C
Classification (IPC)H05B3/58 +2 more

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedFeb 8, 1988Patent grantedJuly 23, 1991Term endedJuly 23, 2008

Sources & verification

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