Aminoalkoxyindoles as 5-ht6-receptor ligands for the treatment of cns-disorders
CA 2508315 A1 · Owner: Roche Palo Alto Llc · Inventors: Zhao, Shu-Hai
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention provides compound of the Formula (I) and pharmaceutically acceptable salts wherein R1, R2, R3, R4 m and n are as defined herein. The , invention also provides methods for preparing compositions comprising, and , the use of compounds of formula (I) for the manufacture of a medicament for the treatment of 5-HT6 mediated diseases.
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 November 27, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 27, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 27, 2025.
- 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.