Soft gel vaccine delivery system for immunizing poultry
CA 2427907 A1 · Owner: Lee, Eng-Hong · Inventors: Lee, Eng-Hong
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention is directed to a method of treating poultry hatchlings in a hatchling tray. The method comprises of providing a soft gel form capable of being dispensed through a spray nozzle providing a spray, dispensing apparatus the apparatus being capable of, delivering a predetermined volume of the gel as a plurality of small beadlets through a spray nozzle placing the hatchling tray containing the hatchlings beneath the spray nozzles of the dispensing apparatus dispensing the predetermined volume of the soft gel containing the therapeutic agent as small beadlets into the hatchling tray and allowing the hatchlings to consume the beadlets. The present invention is also directed to …
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 5, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 5, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 5, 2025.
- 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.