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Expired Canadian patentCanada

Solar ray energy radiation device for use in medical treatment

CA 1268095 C · Owner: Mori, Kei · Inventors: Mori, Kei

CIPO record

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

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Abstract From the Canadian patent

A solar ray energy radiation device for use in medical treatment comprises a transparent or semi-transparent cylindrical member, a cover member for closing off one end surface of the cylindrical member, and an optical conductor cable having a light ray emitting end placed on the central portion of the cover member. The solar ray energy transmitted through the optical conductor cable is radiated from the light ray emitting end into the cylindrical member. An open-ended side of the cylindrical member is facing to a medical treatment area. A part of the inner circumferential surface of the cylindrical member, on which a blue-colored visible light ray components of the light rays emitted 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

  • Granted April 24, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 24, 2007.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 15, 1987
GrantedApril 24, 1990
Term endedApril 24, 2007
Patent numberCA 1268095 C
Classification (IPC)A61N5/06 +1 more

Timeline

Timeline From CIPO dates

1988199019921994199619982000200220042006Application filedJan 15, 1987Patent grantedApril 24, 1990Term endedApril 24, 2007

Sources & verification

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