A method to incorporate n-(4-hydroxyphenyl) retinamide in liposomes
CA 2425196 A1 · Owner: Lim, Soo-Jeong · Inventors: Lopez-Berestein, Gabriel; Tari, Ana Maria; Lim, Soo-Jeong
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed herein are simple and unique methods of methods of preparing liposomal compositions of N-(4-hydroxyphenyl) retinamide (4HPR) and/or other retinoids. Also disclosed are liposomal 4HPR compositions prepared by such methods and use of such compositions in the treatment of diseases such as , breast cancer. This invention further provides methods for improving the efficacy of N-(4-hydroxyphenyl) retinamide (4HPR) as a chemopreventive agent in the presence of agents that potentiates its ability increase the expression of inducible nitric oxide synthase (iNOS) and NO production in cells.
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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 17, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 17, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 17, 2023.
- 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
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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.