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Expired Canadian patentCanada

Catheter introducer

CA 1301570 C · Owner: Okada, Yosuke · Inventors: Okada, Yosuke

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

Catheter Introducer, A typical catheter introducer for use with a guide wire comprises a tubular body and a generally conical tip which acts as a dilator. The introducer (30) of the invention has a flexible snout (32) adapted to follow the path of a guide wire (18). The snout (32) minimises the chance of buckling the guide wire as the introducer is inserted.

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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 May 26, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 26, 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.
FiledFebruary 4, 1987
GrantedMay 26, 1992
Term endedMay 26, 2009
Patent numberCA 1301570 C
Classification (IPC)A61M25/01 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedFeb 4, 1987Patent grantedMay 26, 1992Term endedMay 26, 2009

Sources & verification

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