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Expired Canadian patentCanada

Arcuate armored cable

CA 1205537 A · Owner: Hubbell (Harvey) Incorporated · Inventors: Neuroth, David H.

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

An armored cable is formed with an arcuate cross-sectional shape which substantially conforms to the curvature of the surface on which it is mounted. This shape takes maximum advantage of the annular space available, for example between the, inner wall defining the circular bore of an oil well and the cylindrical surface of a centrifugal submersible pump on which the cable is mounted. As a result, the diameter and hence the, efficiency, of the pump may be maximized.

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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 June 3, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 3, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 29, 1983
GrantedJune 3, 1986
Term endedJune 3, 2003
Patent numberCA 1205537 A
Classification (IPC)H01B7/18 +1 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedAug 29, 1983Patent grantedJune 3, 1986Term endedJune 3, 2003

Sources & verification

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