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Expired Canadian patentCanada

Operating table for ophthalmic surgery

CA 1181458 A · Owner: Maggi, Carlo · Inventors: Maggi, Carlo

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

An operating table for ophthalmic surgery comprising a base member positioned at an adequate height from the floor by leg members, and on which a stretcher assembly is positioned which is movable in the longitudinal direction and adjustable in inclination. One end of the stretcher assembly is connected to an adjustable assembly comprising a first device for positioning the patient's head, in the position most convenient for carrying out the surgical operation and a second device for supporting a mask element. The mask element is provided with an aperture under which the eye to be operated on is positioned and on the edge of which the orbital edge of said eye is sealed. A transparent rigid …

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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 January 22, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 22, 2002.
  • 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 8, 1982
GrantedJanuary 22, 1985
Term endedJanuary 22, 2002
Patent numberCA 1181458 A
Classification (IPC)A61G13/00 +1 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedJan 8, 1982Patent grantedJan 22, 1985Term endedJan 22, 2002

Sources & verification

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