Process for the preparation of pharmaceutical compositions possessing neurogenic or non-neurogenic anti-inflammatory as well as analgetic effects
CA 2269995 A1 · Owner: Erchegyi, Judit · Inventors: Horvath, Judit; Orfi, Laszlo; Szolcsanyi, Janos
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to the use of peptide amides of formula and phenylamino-oxoacetic acid derivatives of formula (II) as well as the salts of the above compounds as active substances for the preparation of pharmaceutical compositions possessing neurogenic and non-neurogenic antiinflammatory as well as analgetic effects. In the above formulae, the most important meanings of the substituents are as follows:, X1 means an aromatic D-amino acid group; X2 stands for an aromatic amino acid group or a derivative thereof ring-substituted by hydroxyl group; X3 means aromatic D-amino acid group;, X4 means threonyl or tryptophyl group; k is 0, 1, 2 or 3;, n is 0, 3 or 4;, R1 stands for hydrogen or …
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 April 23, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 23, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 23, 2021.
- 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.