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Expired Canadian patentCanada

Device for evaluating test strips

CA 1302118 C · Owner: Hoechst Aktiengesellschaft · Inventors: Gross, Jurgen; Karger, Matthias

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

In the device for evaluating test strips having individual test sections, which consist of a terminal a work plat-, form with holder for the test strips and a sensing head a position mark 5 is arranged for each test section 9 on the side of the holder 13. On the work platform 15 the, sensing head 14 is arranged so as to be capable of traversing the test sections 9 and the position marks 5. The sensing head 14 is provided with light sources 6 which, are directed towards the test sections 9 of different, wavelength and with a light receiver and with at Least one position detector 10 which is directed towards the position marks.

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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 2, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 2, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 9, 1987
GrantedJune 2, 1992
Term endedJune 2, 2009
Patent numberCA 1302118 C
Classification (IPC)G01N21/86 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedSep 9, 1987Patent grantedJune 2, 1992Term endedJune 2, 2009

Sources & verification

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