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Expired Canadian patentCanada

Culture and transport assembly for percutaneous access device

CA 1305902 C · Owner: Frisch, Eldon Eugene · Inventors: Kantrowitz, Adrian; Freed, Paul S.; Frisch, Eldon Eugene

CIPO record

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

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Abstract From the Canadian patent

A culture and transport assembly for enclosing a percutaneous access device within a sealed outer container to maintain the device under sterile conditions during transport while accommodating culturing of a coating of dermal cells on a portion of the device while the device is retained within the container. The container includes liquid tight sealed removable, disposable chamber encloses said surface said, chamber being provided with openings for introduction therein of finely divided living dermal tissue suspended in a liquid carrier, thus providing a means for formation of the cultured surfaces which can be easily handled. The disposable chamber is removed and discarded at the time of …

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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 August 4, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 4, 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 3, 1988
GrantedAugust 4, 1992
Term endedAugust 4, 2009
Patent numberCA 1305902 C
Classification (IPC)A61M5/00 +1 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedNov 3, 1988Patent grantedAug 4, 1992Term endedAug 4, 2009

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