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Canadian application, no grantCanada

Methods of reducing fluid carryover in microfluidic devices

CA 2402591 A1 · Owner: Nagle, Robert · Inventors: Unno, Garrett; Kennedy, Colin B.; Bhatt, Advit

CIPO record

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Abstract From the Canadian patent

Methods for reducing fluid carryover by microfluidic devices including capillary element (102) and/or fluid motion. The capillary element (102) is typically fluidly coupled with a port, such as well on microwell plate (106) external to body structure (100). Capillary elements coated with hydrophobic or hydrophilic coatings to resist fluid carryover caused by a drop (104) are also provided. Microfluidic device handling systems are additionally included.

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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 March 26, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 26, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 26, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 26, 2001
GrantedNo grant recorded
Term endedMarch 26, 2021
Patent numberCA 2402591 A1
Classification (IPC)G01N1/10 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedMarch 26, 2001Term endedMarch 26, 2021

Sources & verification

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