Medicine for the treatment of tumor
CA 2134194 A1 · Owner: Oguro, Masao · Inventors: Oguro, Masao
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
of Disclosure, A medicine for the treatment of tumor. The medicine contains 4-piperidino-piperidine or a physiologically acceptable salt thereof as the effective component. Although 4-piperidino-piperidine or a physiologically acceptable salt thereof do not exhibit tumor cell killing effect per se, they suppress propagation of tumor cells dissolve resistance of other antitumor drugs and enhance, the antitumor activity of antitumor drugs. Therefore when, the medicine according to the present invention is used in combination with other antitumor drugs their inherent, antitumor activity is enhanced. Since the dose of antitumor drugs which are to be used along with the medicine of the present …
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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 October 24, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 24, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 24, 2016.
- 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
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.