Use of histamine for elevating blood histamine levels
CA 2310255 A1 · Owner: Gehlsen, Kurt R. · Inventors: Hellstrand, Kristoffer; Hermodsson, Svante; Gehlsen, Kurt R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Methods for obtaining beneficial stable levels of circulating histamine are disclosed for use in methods for enhancing natural killer cell cytotoxicity and for elevating histamine levels in individuals in need thereof. In such methods, a beneficial level of circulating histamine is attained and an agent whose ability to enhance natural killer cell cytotoxicity is augmented by histamine is administered. Alternatively stable beneficial levels of , circulating histamine can be attained in subjects receiving chemotherapy or antiviral treatment. The invention may also be employed in treatments combining histamine, agents which enhance natural killer cell cytotoxicity and chemotherapeutic …
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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 November 10, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 10, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 10, 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.