Feed additive and feed containing such additive
CA 1321543 C · Owner: Norsk Hydro A.S · Inventors: Salte, Ragnar; Thomassen, Magny S.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
n-3 Polyunsaturated fatty acids or digestive, derivatives thereof, are used to prevent or treat cold water diseases in farmed fish. Thus, incorporation of such fatty acids, preferably (all Z) 5 8, 11, 14, 17, eicosapentaenoic acid and/or (all Z) 4 7, 10, 13, 16, 19, docosahexanoic acid or digestive derivatives thereof, into the feed for Atlantic farmed salmon has been found to significantly reduce the incidence of "Hitra" disease.
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
- Granted August 24, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 24, 2010.
- 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.