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Expired Canadian patentCanada

Intermittent compression device for limbs

CA 1077375 A · Owner: Kendall Company (The) · Inventors: Hasty, James H.

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 apparatus for intermittently inflating and deflating a compression sleeve. The sleeve has a plurality of longitudinally disposed compression chambers which encircle a patient's limb when the sleeve is secured about the limb. The sleeve is inflated in a manner to apply a compressive pressure gradient against the patient's limb which decreases from a lower to upper portion of the patient's limb to enhance the velocity of blood flow through the limb.

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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 13, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 13, 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.
Filed—
GrantedMay 13, 1980
Term endedMay 13, 1997
Patent numberCA 1077375 A
Classification (IPC)A61H1/00

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedMay 13, 1980Term endedMay 13, 1997

Sources & verification

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