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Expired Canadian patentCanada

Novel pulmonary surfactants and therapeutic uses, including pulmonary lavage

CA 2288375 C · Owner: The Scripps Research Institute · Inventors: Cochrane, Charles G.; Revak, Susan D.

CIPO record

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Abstract From the Canadian patent

The present invention discloses useful surfactant molecules including polypeptides, proteins, and a variety of other organic molecules as well as , methods of making and using same. Surfactant compositions including liposomal , surfactant compositions are also disclosed. Use of the surfactant molecules of the present invention in pulmonary lavage procedures for a variety of therapeutic applications is also disclosed including the treatment of , respiratory distress syndrome; the removal of inflammatory exudate from inflamed lung tissues; and the treatment of meconium aspiration syndrome in infants.

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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 January 29, 1998 and granted September 10, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 29, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 29, 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.
FiledJanuary 29, 1998
GrantedSeptember 10, 2002
Term endedJanuary 29, 2018
Patent numberCA 2288375 C
Classification (IPC)C07K5/10 +1 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedJan 29, 1998Patent grantedSep 10, 2002Term endedJan 29, 2018

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