Novel quinuclidine derivatives and their use
CA 2493245 A1 · Owner: Nielsen, Elsebet Ostergaard · Inventors: Ahring, Philip K.; Nielsen, Elsebet Ostergaard; Jorgensen, Tino Dyhring
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention relates to novel quinuclidine derivatives and their use as pharmaceuticals. Due to their pharmacological profile the compounds of the invention may be useful for the treatment of diseases or disorders as diverse as those related to the cholinergic system of the central nervous system (CNS), the peripheral nervous system (PNS) diseases or disorders related to , smooth muscle contraction endocrine diseases or disorders, diseases or disorders related to neuro-degeneration diseases or disorders related to , inflammation pain, and withdrawal symptoms caused by the termination of abuse of chemical substances.
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 August 13, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 13, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 13, 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.