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Expired Canadian patentCanada

Instrument for subcutaneous insertion of an injection reservoir

CA 1294844 C · Owner: Sasaki, Gordon Hiroshi · Inventors: Sasaki, Gordon Hiroshi

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

An instrument for subcutaneously inserting an injection reservoir attached to an inflatable prosthesis by means of an elongated fluid conduit is disclosed. The instrument has a hollowed end which holds the injection reservoir to be inserted in a mating, releasable fashion and that end is attached to a handle for guiding the hollowed end to the desired site. Desirably, but optionally the end of, the handle of the instrument is provided with a shaped tapered portion to act as a dilator to create a subcutaneous pocket prior to insertion of the injection reservoir.

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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 28, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 28, 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.
FiledJune 30, 1987
GrantedJanuary 28, 1992
Term endedJanuary 28, 2009
Patent numberCA 1294844 C
Classification (IPC)A61M37/00 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedJune 30, 1987Patent grantedJan 28, 1992Term endedJan 28, 2009

Sources & verification

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