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Canadian application, no grantCanada

Coated surfaces for selective enrichment of microbial populations

CA 2301953 A1 · Owner: Diversa Corporation · Inventors: Short, Jay M.

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

The present invention relates to a method for collecting and concentrating microbes from complex or dilute microbial populations in aqueous or terrestrial environments. The present invention also relates to a method for collecting and concentrating microbes using monomers of polymeric substances conjugated to surface materials.

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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 August 25, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 25, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 25, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 25, 1998
GrantedNo grant recorded
Term endedAugust 25, 2018
Patent numberCA 2301953 A1
Classification (IPC)C12M1/40 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedAug 25, 1998Term endedAug 25, 2018

Sources & verification

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