C05C 3/00
Fertilisers containing other salts of ammonia or ammonia itself
Official title: Fertilisers containing other salts of ammonia or ammonia itself, e.g. gas liquor
C05C3/00 (Fertilisers containing other salts of ammonia or ammonia itself) appears on 443 US grants and 572 published applications in this corpus.
Search patents in C05C- Granted patents
- 443
- Published applications
- 572
- Assignees
- 336
- Inventors
- 1,061
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 7 | 4 |
| 2003 | 3 | 5 |
| 2004 | 3 | 3 |
| 2005 | 1 | 8 |
| 2006 | 0 | 4 |
| 2007 | 0 | 9 |
| 2008 | 0 | 8 |
| 2009 | 2 | 9 |
| 2010 | 13 | 14 |
| 2011 | 8 | 14 |
| 2012 | 12 | 24 |
| 2013 | 14 | 22 |
| 2014 | 20 | 23 |
| 2015 | 17 | 25 |
| 2016 | 24 | 29 |
| 2017 | 18 | 28 |
| 2018 | 21 | 46 |
| 2019 | 21 | 36 |
| 2020 | 34 | 35 |
| 2021 | 30 | 44 |
| 2022 | 25 | 47 |
| 2023 | 20 | 46 |
| 2024 | 30 | 40 |
| 2025 | 30 | 32 |
| 2026 | 15 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus and methods for nitrogen reduction in wastewater11 Aug 2026US 12,703,650 B2The Board of Trustees of the Leland Stanford Junior University
- Temporally and spatially targeted dynamic nitrogen delivery by remodeled microbes28 Jul 2026US 12,692,203 B2Pivot Bio, Inc.
- Delivery of bioactive molecules in protective coatings of surface layers of organically enhanced inorganic fertilizers30 Jun 2026US 12,668,554 B2Profile Products L.L.C.
- Resource-oriented utilization method for high-salt salt mud containing sodium chloride and sodium sulfate19 May 2026US 12,630,453 B2Dongjiang Enviromental Company Limited
- Method for producing a fertilizer12 May 2026US 12,623,977 B2thyssenkrupp AG
- Mineral phosphate ash based fertilizer containing magnesium, produced from sewage sludge ash, and process for the production thereof8 Oct 2026US 2026/0308076 A1
- Compositions and Methods for Agri-Inputs and Uses Thereof8 Oct 2026US 2026/0308077 A1Tidal Vision Products
- Production of nitrogen, potassium, sulfur nutrient through de-carbonization and utilization of calcium sulfate3 Sep 2026US 2026/0257974 A1Sabic Agri-Nutrients Company
- A method for the preparation of alumina13 Aug 2026US 2026/0234017 A1Playa One Pty Ltd
- Fertilizing composition based on renewable phosphate fertilizers13 Aug 2026US 2026/0234073 A1Agwi
Most cited
By later US patents
- Method for reducing CO2, CO, NOX, and SOx emissions106US 6,447,437 B1UT-Battelle, LLC · 2002
- Biochemical fertilizer composition73US 6,228,806 B1Organica, Inc. · 2001
- Recovery of inorganic salt during processing of lignocellulosic feedstocks52US 7,585,652 B2Iogen Energy Corporation · 2009
- Methods for making polymer particulates in gel form52US 9,133,337 B2Georgia-Pacific Chemicals LLC · 2015
- Controlled release rate fertilizers and methods of making same46US 6,749,659 B1Enersul, Inc. · 2004