Fertilizer products and their making and use
US11365163B1 · kind B1 · utility
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14References
9Claims
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Key dates
| Filing date | Jun 15, 2020 |
| Grant date | Jun 21, 2022 |
| Priority date | — |
| Expiry date | Jun 15, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A40/20
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An injection molded fertilizer product that is infrangible and sturdy and that dissolves over a predictable and extended time period. The product includes corn gluten meal and magnesium oxide, and may be prepared by injection molding, with the corn gluten meal and magnesium oxide being injection molded at a pressure between 15,000 PSI and 27,000 PSI and at an injection temperature between 140° F. and 200° F.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.