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Patent applications and USPTO patent grants for Ankeny; Mark.The latest application filed is for "soil infrastructure systems for sustainable and integrated economic and environmental performance".
Patent | Date |
---|---|
Soil infrastructure systems for sustainable and integrated economic and environmental performance Grant 10,077,914 - Ankeny September 18, 2 | 2018-09-18 |
Soil Infrastructure Systems for Sustainable and Integrated Economic and Environmental Performance App 20160231011 - Ankeny; Mark | 2016-08-11 |
Controlled-release fertilizer composition substantially coated with an impermeable layer Grant 9,296,661 - Ankeny March 29, 2 | 2016-03-29 |
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