Class C05B : PHOSPHATIC FERTILISERS
Subclass 1/06: Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly Ammoniation of superphosphates (fertilisers based essentially on ammonium orthophosphate C05B 7/00)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11390570 | Humic acid-supplemented fertilizers, macronutrients, and micronutrients | Sep 27, 19 | Jul 19, 22 | Humic Growth Solutions, Inc. |
| 8647406 | Dual salt fertilizer giving enhanced crop yields | Mar 05, 13 | Feb 11, 14 | VERDESIAN LIFE SCIENCES, LLC |
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