Antigen delivery system
CA 2291278 A1 · Owner: The Research Foundation Of State University Of New York · Inventors: Galan, Jorge E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Provided is a method of stimulating a class I-restricted immune response to a protein of interest or antigenic portion thereof in a host as well as a , protein delivery vehicle for use in the method. A nucleic acid molecule encoding the protein of interest or antigenic portion thereof is introduced into an avirulent Salmonella spp. such that the resulting Salmonella encodes a chimeric protein comprising the protein of interest or antigenic portion thereof and an injectable protein which is a target of a type III secretion system or an injectable portion thereof. This resulting Salmonella can be introduced into a host, in which the Salmonella will inject the chimeric protein into the …
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 May 29, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 29, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 29, 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.