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Expired Canadian patentCanada

Disposable probe cover assembly for medical thermometer

CA 2001195 C · Owner: Suszynski, Edward D. · Inventors: Meyst, Richard P.; Suszynski, Edward D.

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 probe cover assembly for use in covering and protecting the elongated probe of a medical thermometer. The assembly has three laminated layers including a flat, base layer with an aperture sized to slide over the probe, an intermediate stretchable film and a protective, paper layer having radially-aligned perforations aligned with the base layer aperture. In use, the probe cover assembly is placed on the probe by inserting the probe through the base layer aperture, from the assembly's paper layer side, to stretch the plastic film over the probe, with the perforated paper functioning initially to separate the probe from the film and thereby prevent the film from initially sticking to the …

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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 23, 1989 and granted October 25, 1994. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 23, 2009.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 23, 2011.
  • 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 23, 1989
GrantedOctober 25, 1994
Term endedOctober 23, 2009
Patent numberCA 2001195 C
Classification (IPC)G01K1/08

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedOct 23, 1989Patent grantedOct 25, 1994Term endedOct 23, 2009

Sources & verification

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