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Expired Canadian patentCanada

Urethral indwelling catheter with incontinence control and method

CA 2015831 C · Owner: Goldberg, Jay R. · Inventors: Gregory, Franklin P. Jr.; Goldberg, Jay R.; Anderson, Donald L. Jr.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The catheter includes a user-controlled incontinence portion that is combinable with a fluid drainage member to permit continuous bladder drainage into a fluid collection member. The fluid drainage member can be detached from the incontinence portion of the catheter while the catheter is installed in the urethra and bladder to convert from a continuous drainage system to a user-controlled system. In some embodiments of the invention the fluid drainage member includes inflation lumen for inflating a bladder balloon and urethral cuff of the incontinence portion. In other embodiments of the invention the bladder engaging portion and the urethral cuff are noninflatable and can be either …

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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

  • Filed May 1, 1990 and granted January 18, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 1, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 1, 2012.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 1, 1990
GrantedJanuary 18, 2000
Term endedMay 1, 2010
Patent numberCA 2015831 C
Classification (IPC)A61M25/00 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedMay 1, 1990Patent grantedJan 18, 2000Term endedMay 1, 2010

Sources & verification

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