C05F 17/20
Preparation of fertilisers characterised by biological or biochemical treatment steps: using specific
Official title: using specific microorganisms or substances, e.g. enzymes, for activating or stimulating the treatment (use of invertebrates C05F17/05)
C05F17/20 (Preparation of fertilisers characterised by biological or biochemical treatment steps: using specific) appears on 181 US grants and 302 published applications in this corpus.
Search patents in C05F- Granted patents
- 181
- Published applications
- 302
- Assignees
- 194
- Inventors
- 590
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 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 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 1 |
| 2002 | 7 | 2 |
| 2003 | 8 | 5 |
| 2004 | 2 | 8 |
| 2005 | 3 | 5 |
| 2006 | 1 | 1 |
| 2007 | 3 | 3 |
| 2008 | 2 | 4 |
| 2009 | 2 | 5 |
| 2010 | 4 | 7 |
| 2011 | 1 | 5 |
| 2012 | 3 | 8 |
| 2013 | 4 | 8 |
| 2014 | 5 | 9 |
| 2015 | 4 | 6 |
| 2016 | 10 | 18 |
| 2017 | 5 | 18 |
| 2018 | 6 | 5 |
| 2019 | 14 | 14 |
| 2020 | 6 | 21 |
| 2021 | 9 | 20 |
| 2022 | 11 | 24 |
| 2023 | 10 | 24 |
| 2024 | 10 | 29 |
| 2025 | 14 | 32 |
| 2026 | 10 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for improved anaerobic digestion18 Aug 2026US 12,709,563 B2Topstone Ventures, LLC
- Microbial consortia for soil improvement4 Aug 2026US 12,698,244 B2Pluton Biosciences, Inc.
- Methods for biological processing of hydrocarbon-containing substances and system for realization thereof28 Jul 2026US 12,692,444 B2CarbonadeUSA, Corp.
- Ecological release of elements and degradation of organics using heterotrophic microorganisms out of multiple carrier materials9 Jun 2026US 12,649,700 B2
- Method for treating human or animal urine and uses of the transformed urine obtained in particular as fertiliser26 May 2026US 12,637,372 B2Toopi Organics
- Cultivating method for promoting productivity of crop27 Aug 2026US 2026/0250214 A1
- Method for creating a beneficial biofilm on a hydrophilic substrate for use as a soil conditioner20 Aug 2026US 2026/0240170 A1U.S. Biofilm L.L.C.
- Biological degradation of low-rank coals6 Aug 2026US 2026/0226521 A1Tenfold Technologies, LLC
- Methods for promoting plant health using free enzymes and microorganisms that overexpress enzymes30 Jul 2026US 2026/0217621 A1Spogen Biotech Inc.
- Methods for promoting plant health using free enzymes and microorganisms that overexpress enzymes30 Jul 2026US 2026/0217622 A1Spogen Biotech Inc.
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- Use of automotive diagnostics console to diagnose vehicle69US 7,734,390 B2Innova Electronics Corporation · 2010
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