C05B 1/06
Ammoniation of superphosphates
Official title: Ammoniation of superphosphates (fertilisers based essentially on ammonium orthophosphate C05B7/00)
C05B1/06 (Ammoniation of superphosphates) appears on 9 US grants and 8 published applications in this corpus.
Search patents in C05B- Granted patents
- 9
- Published applications
- 8
- Assignees
- 13
- Inventors
- 24
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Coherent dispersible granules and methods for forming coherent dispersible granules3 Mar 2026US 12,565,456 B2Phospholution Inc.
- Integrated ammonia and sulfuric acid production plant and process20 Jan 2026US 12,528,752 B2Chemetics Inc.
- Humic acid-supplemented fertilizers, macronutrients, and micronutrients19 Jul 2022US 11,390,570 B1Humic Growth Solutions, Inc.
- Coating for improved granular fertilizer efficiency10 Apr 2018US 9,938,202 B2Landview, Inc.
- Coating for improved granular fertilizer efficiency10 Jan 2017US 9,540,291 B2Land View, Inc.
- Method for production of cellulose-coated npk complex nutrient25 Dec 2025US 2025/0388519 A1Sabic Agri-Nutrients Company
- Coherent dispersible granules and methods for forming coherent dispersible granules31 Oct 2024US 2024/0360050 A1Phospholution Inc.
- Hydrogen-generating composition for dietary and agricultural applications20 Jul 2023US 2023/0225386 A1H2 Universe, LLC
- Integrated ammonia and sulfuric acid production plant and process9 Feb 2023US 2023/0038918 A1Chemetics Inc.
- Lubricated Agricultural Mixture30 Dec 2021US 2021/0403394 A1
Most cited
By later US patents
- Coating for improved granular fertilizer efficiency11US 9,540,291 B2Land View, Inc. · 2017
- Method for the continuous preparation of stable aqueous ammonium polyphosphate compositions9US 3,950,495 AThe Standard Oil Company · 1976
- High-magnesium ammonium polyphosphate solutions3US 3,933,459 AAllied Chemical Corporation · 1976
- Humic acid-supplemented fertilizers, macronutrients, and micronutrients2US 11,390,570 B1Humic Growth Solutions, Inc. · 2022
- Production of ammonium polyphosphate solutions1US 3,947,261 AAgrico Chemical Company · 1976