C01D 15/00
Lithium compounds
C01D15/00 (Lithium compounds) appears on 777 US grants and 1,290 published applications in this corpus.
Search patents in C01D- Granted patents
- 777
- Published applications
- 1,290
- Assignees
- 609
- Inventors
- 2,761
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 9 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 15 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 1 |
| 2002 | 6 | 1 |
| 2003 | 5 | 6 |
| 2004 | 3 | 4 |
| 2005 | 4 | 3 |
| 2006 | 2 | 7 |
| 2007 | 3 | 5 |
| 2008 | 4 | 7 |
| 2009 | 1 | 5 |
| 2010 | 6 | 13 |
| 2011 | 5 | 23 |
| 2012 | 9 | 22 |
| 2013 | 18 | 32 |
| 2014 | 17 | 88 |
| 2015 | 32 | 36 |
| 2016 | 38 | 30 |
| 2017 | 38 | 42 |
| 2018 | 38 | 58 |
| 2019 | 40 | 75 |
| 2020 | 63 | 68 |
| 2021 | 49 | 86 |
| 2022 | 47 | 105 |
| 2023 | 56 | 114 |
| 2024 | 73 | 154 |
| 2025 | 74 | 183 |
| 2026 | 46 | 122 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing lithium hydroxide29 Sep 2026US 12,747,162 B2Dongwoo Fine-Chem Co., Ltd.
- Direct write additive manufacturing of ionic materials8 Sep 2026US 12,729,129 B2Penny Precision LLC
- Process for preparing lithium salts such as anhydrous lithium hydroxide and anhydrous lithium halides11 Aug 2026US 12,703,639 B2AMG Lithium GmbH
- Process for the preparation of pure lithium oxide28 Jul 2026US 12,692,170 B2Albemarle Germany GmbH
- Method of lithium sulfate and sodium (potassium) carbonate directly producing lithium carbonate and reducing sulfate radical content28 Jul 2026US 12,692,171 B2
- Device for producing lithium carbonate crystals8 Oct 2026US 2026/0308003 A1K-Utec AG Salt Technologies
- Systems and methods for lithium extraction from aqueous feedstocks1 Oct 2026US 2026/0295534 A1University of Utah Research Foundation
- Continuous fluidized-bed, flash joule heating reactor and method for halogenation of metal-containing feeds1 Oct 2026US 2026/0295549 A1Flash Metals USA Inc.
- High-efficiency method for producing lithium hydroxide from lithium carbonate through process improvement1 Oct 2026US 2026/0296907 A1Korea Institute of Geoscience and Mineral Resources
- Simultaneous production method of lithium hydroxide and sulfuric acid1 Oct 2026US 2026/0296908 A1Posco Holdings Inc.
Most cited
By later US patents
- Hydrogen generation by hydrolysis of hydrides for undersea vehicle fuel cell energy systems197US 5,372,617 AThe Charles Stark Draper Laboratory, Inc. · 1994
- Process for the purification of lithium carbonate95US 6,048,507 ALimtech · 2000
- Recovery of lithium from brines91US 4,116,858 AThe Dow Chemical Company · 1978
- Recovery of lithium from brines90US 4,159,311 AThe Dow Chemical Company · 1979
- Recovery of lithium from brine85US 4,291,001 AThe Dow Chemical Company · 1981