C05D 1/02
Manufacture from potassium chloride or sulfate or double or mixed salts thereof
C05D1/02 (Manufacture from potassium chloride or sulfate or double or mixed salts thereof) appears on 106 US grants and 133 published applications in this corpus.
Search patents in C05D- Granted patents
- 106
- Published applications
- 133
- Assignees
- 98
- Inventors
- 357
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 2 |
| 2003 | 1 | 1 |
| 2004 | 2 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 3 |
| 2011 | 0 | 2 |
| 2012 | 4 | 4 |
| 2013 | 1 | 4 |
| 2014 | 3 | 8 |
| 2015 | 7 | 1 |
| 2016 | 5 | 6 |
| 2017 | 3 | 7 |
| 2018 | 4 | 9 |
| 2019 | 11 | 11 |
| 2020 | 4 | 11 |
| 2021 | 8 | 6 |
| 2022 | 6 | 14 |
| 2023 | 6 | 8 |
| 2024 | 5 | 16 |
| 2025 | 10 | 5 |
| 2026 | 2 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing sulphur-containing potash granules18 Aug 2026US 12,709,546 B2K+S Aktiengesellschaft
- Paper mulch granule with fertilizer for improved seed establishment26 May 2026US 12,637,394 B2Skyline Encap Holdings, LLC.
- Fertilizer compositions16 Dec 2025US 12,497,343 B2Glaze Coatings Limited
- Products prepared from waste gas streams containing H2S, SO2, and/or NH39 Dec 2025US 12,492,153 B2Tessenderlo Group NV
- Fertilizers containing slow and fast release sources of boron19 Aug 2025US 12,391,625 B2The Mosaic Company
- A compound mixture20 Aug 2026US 2026/0242302 A1Anglo American Woodsmith Limited
- Growth-promoting and stress-resistant water-soluble fertilizer for improving yield and quality of protected-culture tomatoes and preparation method therefor23 Jul 2026US 2026/0209134 A1Shandong Academy of Agricultural Sciences
- Polyhalite granules9 Jul 2026US 2026/0193146 A1Anglo American Woodsmith Limited
- Use of a primer and a biofertilizer to enhance nitrogen fixation and/or root colonization4 Jun 2026US 2026/0152450 A1Kula Bio, Inc.
- Liquid fertilizers comprising potassium and potassium solubilizing microorganisms14 May 2026US 2026/0132093 A1Tessenderlo Group NV
Most cited
By later US patents
- Recovery of inorganic salt during processing of lignocellulosic feedstocks52US 7,585,652 B2Iogen Energy Corporation · 2009
- Process for reduction of sulfur dioxide emission from combustion gases combined with production of potassium sulfate34US 5,624,649 AGeneral Electric Company · 1997
- Dispersible potash pellets34US 7,789,932 B2The Andersons, Inc. · 2010
- Landfill and soil conditioner29US 3,932,166 A1976
- Wet granulation method for generating granules22US 6,454,979 B1Airborne Industrial Minerals Inc. · 2002