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Expired Canadian patentCanada

Recombinant dna clone encoding laminin receptor

CA 1305678 C · Owner: Rorer International (Holdings) Inc. · Inventors: Sobel, Mark E.; Liotta, Lance A.; Wewer, Ulla M.

CIPO record

Overview

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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 recombinant cDNA clone encoding a cell matrix receptor specific for laminin which is expressed on the surface of carcinoma and epithelial cells is provided. Hybridization probes and synthetic fragments derived from the cDNA clone are useful in cancer diagnosis and in cancer management.

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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 July 28, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 28, 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.
FiledSeptember 28, 1987
GrantedJuly 28, 1992
Term endedJuly 28, 2009
Patent numberCA 1305678 C
Classification (IPC)C12Q1/68 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedSep 28, 1987Patent grantedJuly 28, 1992Term endedJuly 28, 2009

Sources & verification

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