Prevention and treatment of enterohemorrhagic e. coli infection
CA 2235457 A1 · Owner: Kodama, Yoshikatsu · Inventors: Tanaka, Kazuo; Kodama, Yoshikatsu; Aiba, Yuji
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides a pharmaceutical composition for use in preventing or treating an infectious disease caused by enterohemorrhagic E. coli and a food for, preventing the disease. The composition comprises as an active ingredient specific antibodies against enterohemorrhagic E. coli, the antibodies being obtained from eggs laid by hens which have been immunized against whole cell enterohemorrhagic E. coli or toxoid of vero toxin produced by the bacterium as an antigen. At least one bacterium selected from lactic acid bacterium and bifid bacterium may be administered along with the above antibodies.
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 April 21, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 21, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 21, 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.