Reagent for tumor therapy and/or imaging
CA 2310841 A1 · Owner: Platt, David · Inventors: Platt, David
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A reagent for treating or imaging a cancerous tumor in vivo comprises a carbohydrate having a paramagnetic atom bonded thereto. The carbohydrate is capable of binding or penetrating a cancerous cell. When the reagent is used for imaging, gadolinium comprises one preferred paramagnetic atom. When the reagent is used for applying thermal energy to a tumor the paramagnetic atom , preferably comprises iron. The reagent may be disposed in a carrier and the , carrier may comprise liposomes. The reagent may be used in combination with other diagnostic or therapeutic materials. One preferred material comprises gadolinium glucoside.
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 19, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 19, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 19, 2020.
- 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.