A retroviral immunotherapy
CA 2431954 A1 · Owner: Ashdown, Martin Leonard · Inventors: Ashdown, Martin Leonard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present inventor has noted that at least two populations of immune cells are produced in response to retroviruses which infect mammals. More particularly, the immune system of a mammal infected with a retrovirus is capable of mounting an immune response against the virus through a group of cells herein generally referred to as "effector cells" however, a second , population of cells are also produced which regulate the "effector cells" herein generally referred to as "regulator cells" limiting the mammals' , ability to effectively control or eradicate the retroviral infection. Accordingly, the present invention utilizes these observations to provide methods for treating a mammal …
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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 August 16, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 16, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 16, 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
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.