Multiclass hybrid interferons
CA 1210715 A · Owner: Cetus Corporation · Inventors: Mark, David F.; Creasey, Abla A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract New multiclass hybrid interferon polypeptides, their corresponding encoding recombinant DNA molecules and transformed hosts which produce the new interferons are described. The amino acid sequences of these hybrids include at least two different subsequences, one of which has substantial homology with a portion of a first class of interferon (eg HuIFN-.alpha.), and the other which has substantial homology with a portion of a second class of interferon (eg HuIFN-.beta.). Data indicates the interferon activity of a-.beta. hybrids may be substantially restricted to either cell growth regulatory activity or antiviral activity.
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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 September 2, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 2, 2003.
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Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.