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Canadian application, no grantCanada

Apparatus and method of determining the best position for inner and outer members in a rotary machine

CA 2127135 A1 · Owner: Mclaughlin, Bryan P. · Inventors: Vanner, Douglas W.; Mclaughlin, Bryan P.

CIPO record

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Drawings and full text

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

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Abstract From the Canadian patent

A method of determining the best position for an inner member relative to an outer member within a rotary machine requires the inner and outer members to be rotated relative to one another. The spacing between the inner and outer members at at least one location along the length of the rotary machine is detected generally continuously over at least one complete revolution. The detected spacing is then processed to determine the best position for the inner member relative to the outer member. An apparatus for carrying out the method is also disclosed.

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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

  • Filed June 30, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 30, 2014.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 30, 2016.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 30, 1994
GrantedNo grant recorded
Term endedJune 30, 2014
Patent numberCA 2127135 A1
Classification (IPC)H02K15/16 +1 more

Timeline

Timeline From CIPO dates

1995199719992001200320052007200920112013Application filedJune 30, 1994Term endedJune 30, 2014

Sources & verification

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