IP Library Granted Patent US 8,568,505
Granted Patent B2
US 8,568,505 · App. 13/728,817 · Granted Oct 29, 2013

Fertilizer suspension and method of preparation

View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 8,568,505
App. No.
13/728,817
Granted
Oct 29, 2013
Kind
B2
Abstract

A concentrated, homogenous, stable, water-soluble fertilizer suspension comprising: water-soluble mineral nutrients of at least nitrogen, phosphorous, potassium, calcium, and magnesium; and an organic stabilizing additive; and wherein the pourable, aqueous suspension has water-soluble mineral nutrients amounting to at least about 80 percent by weight (wt. %) of the suspension.

Claims (40)

1. A concentrated, homogenous, stable, water-soluble fertilizer suspension in a sealed container comprising:

an amount of water comprising about 10.2 percent by weight (wt. %) of the suspension;

an amount of ammonium nitrate comprising about 5.53 wt. % of the suspension;

an amount of liquid calcium nitrate comprising about 16.60 wt. % of the suspension;

an amount of surfactant comprising about 0.04 wt. % of the suspension;

an amount of magnesium sulfate comprising about 8.85 wt. % of the suspension;

an amount of magnesium nitrate comprising about 7.38 wt. % of the suspension;

an amount of calcium nitrate comprising about 14.75 wt. % of the suspension;

an amount of citric acid comprising about 2.77 wt. % of the suspension;

an amount of potassium citrate comprising about 0.92 wt. % of the suspension;

an amount of monoammonium phosphate comprising about 10.33 wt. % of the suspension;

an amount of potassium nitrate comprising about 25.82 wt. % of the suspension;

an amount of iron DTPA comprising about 1.47 wt. % of the suspension;

an amount of manganese EDTA comprising about 0.38 wt. % of the suspension;

an amount of zinc EDTA comprising about 0.15 wt. % of the suspension;

an amount of potassium borate comprising about 0.09 wt. % of the suspension;

an amount of copper EDTA comprising about 0.11 wt. % of the suspension;

an amount of sodium molybdate comprising about 0.01 wt. % of the suspension;

an amount of cobalt sulfate comprising about 0.01 wt. % of the suspension;

an amount of seaweed comprising about 1.48 wt. % of the suspension; and

an amount of dry fulvic comprising about 3.32 wt. % of the suspension;

wherein the concentrated, homogenous, stable, water-soluble fertilizer suspension is a pourable, aqueous suspension.

2. A concentrated, homogenous, stable, water-soluble fertilizer suspension in a sealed container comprising:

an amount of water comprising about 7.90 percent by weight (wt. %) of the suspension;

an amount of ammonium nitrate comprising about 4.46 wt. % of the suspension;

an amount of liquid calcium nitrate comprising about 8.93 wt. % of the suspension;

an amount of magnesium sulfate comprising about 17.86 wt. % of the suspension;

an amount of calcium nitrate comprising about 19.20 wt. % of the suspension;

an amount of citric acid comprising about 4.46 wt. % of the suspension;

an amount of monoammonium phosphate comprising about 8.93 wt. % of the suspension;

an amount of potassium nitrate comprising about 30.36 wt. % of the suspension;

an amount of iron DTPA comprising about 1.18 wt. % of the suspension;

an amount of manganese EDTA comprising about 0.31 wt. % of the suspension;

an amount of zinc EDTA comprising about 0.12 wt. % of the suspension;

an amount of potassium borate comprising about 0.07 wt. % of the suspension;

an amount of copper EDTA comprising about 0.09 wt. % of the suspension;

an amount of sodium molybdate comprising about 0.01 wt. % of the suspension;

an amount of cobalt sulfate comprising about 0.01 wt. % of the suspension; and

an amount of seaweed comprising about 4.02 wt. % of the suspension;

wherein the concentrated, homogenous, stable, water-soluble fertilizer suspension is a pourable, aqueous suspension.

Assignments (6)
SECURITY INTEREST Recorded Jul 31, 2023
From: HGCI, INC.
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 064433/0451 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 3, 2015
From: GENERAL HYDROPONICS, INC.
To: HAWTHORNE HYDROPONICS LLC
Reel/Frame 036487/0729 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 3, 2015
From: HAWTHORNE HYDROPONICS LLC
To: HGCI, INC.
Reel/Frame 036488/0007 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 2, 2015
From: WELLS, GEOFFREY DYLAN
To: GENERAL HYDROPONICS, INC.
Reel/Frame 034867/0757 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 2, 2015
From: LAWRENCE BROOKE ENGINEERING, LLC
To: GENERAL HYDROPONICS, INC.
Reel/Frame 034867/0871 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 6, 2013
From: WELLS, GEOFFREY DYLAN
To: LAWRENCE BROOKE ENGINEERING, LLC
Reel/Frame 030563/0130 →