Method of treating recurrent miscarriage and improving the efficacy of assisted reproductive techniques using placental protein 14
CA 2124694 A1 · Owner: Bolton, Anthony E. · Inventors: Li, Tin-Chiu; Bolton, Anthony E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of preventing miscarriage in a female by administering to the female a therapeutically effective amount of an active substance selected from the group consisting of PP14, derivatives of PP14 muteins of PP14, fragments of PP14, and subunits of PP14 so as to prevent, miscarriage. A method of testing a female for the possibility of future miscarriage by measuring the level of PP14 in the female, and comparing the measured level to the level of PP14 present in normal fertile women. A method of improving the efficacy of assisted reproductive techniques such as artificial insemination, in-vitro fertilization or, gamete intra-fallopian transfer, by adding an effective amount of PP14 to a …
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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 November 3, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 3, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 3, 2015.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.