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Expired Canadian patentCanada

Endothelial cell expression patterns

CA 2416732 C · Owner: Kinzler, Kenneth W. · Inventors: Vogelstein, Bert; St. Croix, Brad; Kinzler, Kenneth W.

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Abstract From the Canadian patent

To gain a better understanding of tumor angiogenesis new techniques for , isolating endothelial cells (ECs) and evaluating gene expression patterns were developed. When transcripts from ECs derived from normal and malignant colorectal tissues were compared with transcripts from non-endothelial cells over 170 genes , predominantly expressed in the endothelium were identified. Comparison between normal- and tumor-derived endothelium revealed 79 differentially expressed genes, including 46 that were specifically elevated in tumor-associated endothelium. Experiments with representative genes from this group demonstrated that most were similarly expressed in teh endothelium of primary lung …

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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.

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  • Filed August 1, 2001 and granted February 9, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 1, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 1, 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.
FiledAugust 1, 2001
GrantedFebruary 9, 2016
Term endedAugust 1, 2021
Patent numberCA 2416732 C
Classification (IPC)C12N15/12 +2 more

Timeline

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2002200420062008201020122014201620182020Application filedAug 1, 2001Patent grantedFeb 9, 2016Term endedAug 1, 2021

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