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Expired Canadian patentCanada

Method and apparatus for wrapping multiple tapes upon an elongated structure

CA 1061762 A · Owner: Magna-Ply Company (The) · Inventors: Townsend, John M.; Helfand, Leon

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

The disclosure relates to a tape supply package having a plurality of different tap wound thereon in a universal or traverse wound arrangement. Apparatus and a method for traverse winding the package are disolosed. The disclosure also relates to apparatus and a method for simultaneously wrapping a plurality of different tapes around the outer portion of an elongated structure such as an electrical conductor by the use of the tape supply package having the plurality of traverse wound tapes. The disclosure further relates to various multiple tape-wrapped elongated constructions such as electrical conductors which have a plurality of partially overlapped tapes which have been simultaneously …

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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 September 4, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 4, 1996.
  • 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—
GrantedSeptember 4, 1979
Term endedSeptember 4, 1996
Patent numberCA 1061762 A
Classification (IPC)H01B13/08 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedSep 4, 1979Term endedSep 4, 1996

Sources & verification

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