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Expired Canadian patentCanada

Probe cover for thermometry apparatus

CA 2587680 C · Owner: Quinn, David E. · Inventors: Young, David S.; Quinn, David E.; Lane, John A.

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

A disposable cover (20) for an elongated probe of a portable thermometry apparatus (30) includes an open proximal end and a distal tip sized to fit over at least an axial portion of the elongated probe (40). The cover includes a transitional wall thickness at its proximal end for fitting over a holding barb (52) of said probe, the transitional wall thickness varying between a first wall thickness adjacent the proximal end (28) and a second wall thickness that is substantially thinner than the first wall thickness at a distal axial distance relative to the proximal end. The second wall thickness defines a weakened wall portion which is ruptured when the cover has been ejected from …

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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 October 28, 2005 and granted December 16, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 28, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 28, 2005
GrantedDecember 16, 2014
Term endedOctober 28, 2025
Patent numberCA 2587680 C
Classification (IPC)G01K1/08

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedOct 28, 2005Patent grantedDec 16, 2014Term endedOct 28, 2025

Sources & verification

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