Improved enteric formulation of fluoxetin
CA 2457385 A1 · Owner: Dr. Reddy'S Laboratories Ltd. · Inventors: Mohan, Mailatur Sivaraman; Dhanorkar, Vipin Tatyasaheb; Kolhe, Ujwal Damu
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An industrially advantageous enteric formulation of Fluoxetin without the use of hydroxypropylmethylcellulose acetate succinate and sucrose is covered by this invention. The present invention also covers said enteric formulations of Fluoxetin in the form of tablets or capsules with an optional separating layer. When in the form of capsules, the separating layer is capsule shell itself thus reducing processing step of said enteric formulations. The formulation of the present invention along with Fluoxetin or its pharmaceutically accepted salts, solvates enantiomers or mixtures thereof , including racemic mixture is also contemplated to be within the scope of present invention.
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 19, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 19, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 19, 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.