C09K 17/02
Containing inorganic compounds only
Official title: containing inorganic compounds only
C09K17/02 (Containing inorganic compounds only) appears on 315 US grants and 280 published applications in this corpus.
Search patents in C09K- Granted patents
- 315
- Published applications
- 280
- Assignees
- 211
- Inventors
- 611
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 4 | 0 |
| 1978 | 11 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 10 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 2 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 2 |
| 2003 | 2 | 4 |
| 2004 | 2 | 2 |
| 2005 | 3 | 5 |
| 2006 | 1 | 3 |
| 2007 | 2 | 6 |
| 2008 | 2 | 7 |
| 2009 | 2 | 3 |
| 2010 | 5 | 10 |
| 2011 | 3 | 13 |
| 2012 | 9 | 5 |
| 2013 | 2 | 12 |
| 2014 | 4 | 8 |
| 2015 | 10 | 11 |
| 2016 | 8 | 17 |
| 2017 | 9 | 25 |
| 2018 | 19 | 18 |
| 2019 | 16 | 13 |
| 2020 | 10 | 13 |
| 2021 | 12 | 20 |
| 2022 | 11 | 16 |
| 2023 | 14 | 17 |
| 2024 | 22 | 16 |
| 2025 | 17 | 18 |
| 2026 | 10 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for production of a clay powder and a method for soil improvement with the clay powder29 Sep 2026US 12,747,390 B2
- Soil paving material and soil paving method15 Sep 2026US 12,735,845 B2
- Polymeric material composition4 Aug 2026US 12,697,600 B2Upl Ltd
- Growing media evaluation system and method14 Jul 2026US 12,680,999 B1Predictive Nutrient Solutions, Inc.
- Method for installing chemical polymer deep soil stabilization columns and sand columns2 Jun 2026US 12,644,049 B2Saudi Arabian Oil Company
- Soil Additive and Method for Using Same1 Oct 2026US 2026/0297426 A1
- Soil Conditioning Composition Comprising Micronized Mineral and Biological Components for Enhancing Water Retention and Soil Function1 Oct 2026US 2026/0297427 A1Kuzog France
- Biochars, biochar extracts and biochar extracts having soluble signaling compounds and method for capturing material extracted from biochar10 Sep 2026US 2026/0262683 A1Talipot Cool Extract (IP), LLC
- Method for Enhancing Soil Properties Using Nano-Additives or Pico-Additives in Deep Soil Mixing (Nano-DSM or Pico-DSM)11 Jun 2026US 2026/0159757 A1
- Pellets containing agricultural treatment materials and methods of making same4 Jun 2026US 2026/0152452 A1Carbo Ceramics Inc.
Most cited
By later US patents
- Formation grouting method and composition useful therefor101US 5,106,423 AGeochemical Corporation · 1992
- Apparatus for producing spheroidal inorganic particulate material79US 5,253,991 ASumitomo Cement Co., Ltd. · 1993
- Enhancing biochar performance using pyrolysis acid stream72US 9,527,780 B2Cool Planet Energy Systems, Inc. · 2016
- Method of transforming sludge into ecologically acceptable solid material63US 4,079,003 A1978
- Method for enhancing soil growth using bio-char56US 8,236,085 B1Cool Planet Biofuels, Inc. · 2012