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Expired Canadian patentCanada

Electroporation device and method

CA 2394020 C · Owner: Heller, Richard · Inventors: Heller, Richard; Jaroszeski, Mark J.; Gilbert, Richard

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 device (10) for manipulating a molecule (M) in vivo relative to a target tissue (T) in three dimensions includes a support (11) and at least one member affixed to and extending away from the support. The member has at least two discrete and separately activatable electrodes (13 14, 15). The electrodes , are configured to establish a first electromagnetic field between selected electrodes sufficient to manipulate a molecule relative to a target tissue. The electrodes are further configured to establish a second typically higher-, level, electromagnetic field sufficient to cause transient permeability of a cell membrane within the target tissue. A third electromagnetic field may also …

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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 December 15, 1999 and granted April 5, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 15, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 15, 2021.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 15, 1999
GrantedApril 5, 2011
Term endedDecember 15, 2019
Patent numberCA 2394020 C
Classification (IPC)A61N1/32

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedDec 15, 1999Patent grantedApril 5, 2011Term endedDec 15, 2019

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