Thiopeptide compounds
CA 2440353 A1 · Owner: Nagai, Koji · Inventors: Arao, Nakako; Yamaoka, Masakazu; Kamigiri, Kazuma
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A microorganism belonging to the genus Bacillus is cultured and novel thiopeptide compounds QN3323 and publicly known compounds thiocillin I/II etc. are collected from the culture medium. Because of having a favorable antibacterial activity, these thiopeptide compounds are useful as drugs in , particular, remedies for infection with multidrug-resistant bacteria.
Read the whole patent
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 March 12, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 12, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 12, 2024.
- 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.