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Expired Canadian patentCanada

Support for anesthetic gas delivery hoses and endotracheal tubes

CA 1091115 A · Owner: Rennie, Thomas · Inventors: Rennie, Thomas

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 elongated flexible strap of predetermined width is provided and includes opposite end portions. The strap may be encircled about a portion of a patient's body and one end of the strap includes a first fastening structure on one site thereof facing outwardly from the strap while the other end portion of the strap includes a second fastening structure on the other side thereof also facing outwardly of the strap. The first and second fastening structures are releasably engageable with each other in adjusted end overlapped positions of the opposite end portions of the strap and the second fastening structure is spaced from the corresponding terminal end of the strap with a thick, bendable …

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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 December 9, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 9, 1997.
  • 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 21, 1977
GrantedDecember 9, 1980
Term endedDecember 9, 1997
Patent numberCA 1091115 A
Classification (IPC)A61M25/02

Timeline

Timeline From CIPO dates

1978198019821984198619881990199219941996Application filedJan 21, 1977Patent grantedDec 9, 1980Term endedDec 9, 1997

Sources & verification

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