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Expired Canadian patentCanada

Murine hybridoma lym-1 and diagnostic antibody produced thereby

CA 1248893 A · Owner: Northwestern University · Inventors: Epstein, Alan L.

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Abstract From the Canadian patent

Hybridoma Lym-1 (ATCC No. HB 8612) produces murine IgG2a monoclonal antibodies specifically against normal human B cells and derived malignancies. The Lym-1 antibodies have clinical utility for the in vivo diagnosis and therapy of human B-cell lymphomas and leukemias.

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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 January 17, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 17, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 23, 1986
GrantedJanuary 17, 1989
Term endedJanuary 17, 2006
Patent numberCA 1248893 A
Classification (IPC)C12N5/00 +2 more

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedMay 23, 1986Patent grantedJan 17, 1989Term endedJan 17, 2006

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