US 11,905,225 B2
Iron-supplemented fertilizer
James Liang-Hiong Chia, Columbus, OH (US); and John Koenig, Marysville, OH (US)
Assigned to OMS Investments, Inc., Los Angeles, CA (US)
Filed by OMS Investments, Inc., Los Angeles, CA (US)
Filed on Dec. 27, 2021, as Appl. No. 17/562,177.
Application 17/562,177 is a continuation of application No. 16/083,660, granted, now 11,208,360, previously published as PCT/US2017/021920, filed on Mar. 10, 2017.
Claims priority of provisional application 62/306,721, filed on Mar. 11, 2016.
Prior Publication US 2022/0169578 A1, Jun. 2, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. C05G 1/00 (2006.01); C05C 9/00 (2006.01); C05D 9/02 (2006.01); C05D 9/00 (2006.01); C05G 3/00 (2020.01); C05C 9/02 (2006.01); C05C 11/00 (2006.01); C05C 3/00 (2006.01); C05G 5/23 (2020.01); C05C 1/00 (2006.01); C05F 11/00 (2006.01); C05C 5/00 (2006.01); A01C 15/02 (2006.01); A01C 21/00 (2006.01)
CPC C05G 1/00 (2013.01) [C05C 1/00 (2013.01); C05C 3/00 (2013.01); C05C 5/00 (2013.01); C05C 9/00 (2013.01); C05C 9/02 (2013.01); C05C 11/00 (2013.01); C05D 9/00 (2013.01); C05D 9/02 (2013.01); C05F 11/00 (2013.01); C05G 3/00 (2013.01); C05G 5/23 (2020.02); A01C 15/02 (2013.01); A01C 21/00 (2013.01); Y02P 60/21 (2015.11)] 19 Claims
 
1. A liquid fertilizer composition comprising:
(a) a slow-release nitrogen-containing fertilizer;
(b) a fast-release nitrogen-containing fertilizer; and
(c) iron chelated to an aminopolycarboxylic acid or a polycarboxylic acid;
wherein the liquid fertilizer composition does not include potassium.