Leaf fertilizer
CA 1086975 A · Owner: Schering Aktiengesellschaft · Inventors: Moldovany, Nikolaus-Johann; Eibner, Robert; Kohl, Wilhelm
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A leaf fertilizer is disclosed which comprises an aqueous solution of a nutrient material, an anionic or non-ionic emulsifier which is hydrophilic and highly electrolyte-resistant, and a polyhydroxycarboxylic acid. The fertilizer is miscible with highly concentrated ULV-pesticides and can be applied in common with these. Water evaporation during application can be further reduced by the addition of at least one substance of the group polyalcohols, glycose syrup, sorbite, and dispersible synthetic materials.
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 October 7, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 7, 1997.
- 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.