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Expired Canadian patentCanada

Body fat determining device

CA 2249036 C · Owner: Yamato Scale Co. Ltd. · Inventors: Kawanishi, Shozo; Yamanaka, Masami; Masuda, Yasutoshi

CIPO record

Overview

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Abstract From the Canadian patent

Provided is a small-sized body fat determining device capable of easily determining a body fat ratio. A first electrode pair (1) and a second electrode pair (2) are provided on upper left and right sides of a surface (11a) and a back face (11b) of a card body (11) of a card type electronic calculator respectively. The first electrode pair (1) includes a first measuring electrode (1a) provided on the surface (11a) of the card body (11) and a first current path forming electrode (1b) provided on the back face (11b) of the card body (11). The second electrode pair (2) includes a second measuring electrode (2a) provided on the surface (11a) of the card body (11) and a second current path …

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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 September 29, 1998 and granted March 26, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 29, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 29, 2020.
  • 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 29, 1998
GrantedMarch 26, 2002
Term endedSeptember 29, 2018
Patent numberCA 2249036 C
Classification (IPC)A61B5/05 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedSep 29, 1998Patent grantedMarch 26, 2002Term endedSep 29, 2018

Sources & verification

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