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Expired Canadian patentCanada

Pharmaceutical containing tissue protein pp4, a process for the pasteurization of pp4, and the use of pp4

CA 1338395 C · Owner: Bornmann, Christiane · Inventors: Lobermann, Hartmut; Bornmann, Christiane

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Abstract From the Canadian patent

An agent for the therapy or prophylaxis of disturbances of hemostasis, which contains tissue protein PP4 a pro-, cess for the purification of PP4 by means of a hydrophobic adsorbent which is insoluble in water and a pro-, cess for the pasteurization of a solution containing PP4 in the presence of calcium ions and of at least one monoor oligosaccharide or sugar alcohol and where approp-, riate, of an amino acid and the use of PP4, are des-, cribed.

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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 June 11, 1996. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 11, 2013.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 17, 1987
GrantedJune 11, 1996
Term endedJune 11, 2013
Patent numberCA 1338395 C
Classification (IPC)C07K14/43 +2 more

Timeline

Timeline From CIPO dates

198819911994199720002003200620092012Application filedDec 17, 1987Patent grantedJune 11, 1996Term endedJune 11, 2013

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