C05B 7/00
Fertilisers based essentially on alkali or ammonium orthophosphates
Official title: Fertilisers based essentially on alkali or ammonium orthophosphates (C05B11/00 takes precedence)
C05B7/00 (Fertilisers based essentially on alkali or ammonium orthophosphates) appears on 468 US grants and 498 published applications in this corpus.
Search patents in C05B- Granted patents
- 468
- Published applications
- 498
- Assignees
- 342
- Inventors
- 1,045
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 17 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 7 | 0 |
| 1986 | 8 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 0 |
| 2002 | 5 | 5 |
| 2003 | 3 | 7 |
| 2004 | 3 | 5 |
| 2005 | 3 | 14 |
| 2006 | 2 | 8 |
| 2007 | 4 | 6 |
| 2008 | 2 | 6 |
| 2009 | 9 | 11 |
| 2010 | 5 | 13 |
| 2011 | 7 | 10 |
| 2012 | 8 | 11 |
| 2013 | 13 | 10 |
| 2014 | 18 | 26 |
| 2015 | 17 | 21 |
| 2016 | 25 | 45 |
| 2017 | 13 | 21 |
| 2018 | 17 | 34 |
| 2019 | 30 | 31 |
| 2020 | 28 | 38 |
| 2021 | 31 | 30 |
| 2022 | 18 | 24 |
| 2023 | 16 | 33 |
| 2024 | 22 | 41 |
| 2025 | 21 | 30 |
| 2026 | 17 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polymeric salt-tolerant and water-retaining fertilizer and preparation method thereof8 Sep 2026US 12,729,168 B2Qingdao Agricultural University
- Method for electrochemical synchronous synthesis of urea and struvite using nitrogen and phosphorus pollutants and waste gas field8 Sep 2026US 12,729,447 B2Nanchang University
- Lignin-urea agricultural fertilizer7 Jul 2026US 12,673,903 B2Sustainable Fiber Technologies, LLC
- Anti-fungal pelleted blend for treating plant fungal disease23 Jun 2026US 12,662,432 B2
- Composition for bio stimulation of plants16 Jun 2026US 12,655,071 B2Sacco Srl
- Method for reducing nitrogen and phosphorus emission in strawberry cultivation to mitigate continuous cropping obstacles in greenhouse8 Oct 2026US 2026/0305524 A1Shandong Academy of Agricultural Sciences
- Storage stable liquid fugitive colored fire-retardant concentrates1 Oct 2026US 2026/0297428 A1Perimeter Solutions LP
- Pesticidal enzymes for use on nematodes, insects, and mollusks13 Aug 2026US 2026/0231954 A1
- Fertilizing composition based on renewable phosphate fertilizers13 Aug 2026US 2026/0234073 A1Agwi
- Hydrophobic coatings to improve the physical quality parameters of fertilizers30 Jul 2026US 2026/0217623 A1The Mosaic Company
Most cited
By later US patents
- Fire mitigation and moderating agents61US 8,080,186 B12011
- Recovery of inorganic salt during processing of lignocellulosic feedstocks52US 7,585,652 B2Iogen Energy Corporation · 2009
- Foliar fertilization method and composition51US 4,214,888 AUnion Oil Company of California · 1980
- Method and apparatus for depositing agents upon and within bio-char48US 8,197,573 B2GreenPyro, Inc. · 2012
- Granular ammonium phosphate sulfate and urea-ammonium phosphate sulfate using a common pipe-cross reactor40US 4,134,750 ATennessee Valley Authority · 1979