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Expired Canadian patentCanada

Disposable surgical drape for cardiovascular procedures

CA 1309913 C · Owner: Martin, Jeffrey A. · Inventors: Pomeroy, Philip S.; Martin, Jeffrey A.

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

Disposable surgical drape especially adapted for use in cardiovascular procedures is disclosed. The drape is preferably made from a generally rectangular main sheet of a flexible, repellent nonwoven fabric. The fenestration area of the drape is substantially centrally located widthwise and extends from near the patient foot end towards the patient head end at least past the area covering the patient's chest. Preferably an additional reinforced work area is provided at the patient head directed end. The fenestration is provided by means of a split extending from the patient foot end forming tails which may be positioned as desired to shape the fenestration. The drape is positioned and the …

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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 November 10, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 10, 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.
FiledNovember 28, 1985
GrantedNovember 10, 1992
Term endedNovember 10, 2009
Patent numberCA 1309913 C
Classification (IPC)A61B46/00 +1 more

Timeline

Timeline From CIPO dates

19861989199219951998200120042007Application filedNov 28, 1985Patent grantedNov 10, 1992Term endedNov 10, 2009

Sources & verification

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