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Expired Canadian patentCanada

Compositions and methods for the treatment and prevention of gram-negative bacterial infections

CA 1341375 C · Owner: Bubbers, J. Eric · Inventors: Mankarious, Samia; Hooper, John A.; Castaldi, David L.

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Abstract From the Canadian patent

A composition effective for treating or preventing diseases of Gram-negative bacterial origin comprises polyclonal immunoglobulins containing polyclonal antibodies against antigens of Gram-negative bacteria and monoclonal antibodies capable of binding with and neutralizing an antigen common to the endotoxin region of a variety of Gram-negative bacterial lipopolysaccharides.

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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 9, 2002. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 9, 2019.
  • 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 27, 1989
GrantedJuly 9, 2002
Term endedJuly 9, 2019
Patent numberCA 1341375 C
Classification (IPC)A61K39/00 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008201120142017Application filedSep 27, 1989Patent grantedJuly 9, 2002Term endedJuly 9, 2019

Sources & verification

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