Selective antibacterial agents
CA 2464757 A1 · Owner: Kramer, Bernd · Inventors: Kramer, Bernd; Ammendola, Aldo; Saeb, Wael
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to the use of compounds of the general Formula (I), for the regulation of the quorum sensing system of microorganisms wherein in Formula (I), R is H, alkyl, cycloalkyl aryl or heteroaryl; R1 is H, alkyl, cycloalkyl aryl or heteroaryl; R2 is H, alkyl, cycloalkyl aryl or , heteroaryl; A1 and A2 each independently represent an optionally substituted C1-C20-alkyl group which may contain one or more group(s) Z or a monocyclic , or polycyclic optionally substituted aromatic or non-aromatic ring system which may contain one or more group(s) X and in case of a polycyclic ring , system said system contains at least one aromatic ring; Z is selected from the group …
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 October 21, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 21, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 21, 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.