C01D 9/04
Preparation with liquid nitric acid
C01D9/04 (Preparation with liquid nitric acid) appears on 20 US grants and 20 published applications in this corpus.
Search patents in C01D- Granted patents
- 20
- Published applications
- 20
- Assignees
- 17
- Inventors
- 46
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 2 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 2 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Production of lithium chemicals and metallic lithium16 Sep 2025US 12,415,733 B2Icsip Pty Ltd
- Preparation of lithium carbonate from lithium chloride containing brines18 Mar 2025US 12,252,409 B2Terralithium LLC
- Process for extracting lithium, aluminum, and silicon materials from a hard rock source17 Sep 2024US 12,091,727 B2
- Preparation of lithium carbonate from lithium chloride containing brines16 May 2023US 11,649,170 B2Terralithium LLC
- Lithium production with volatile acid5 Jul 2022US 11,377,362 B2Lilac Solutions, Inc.
- Method for comprehensive utilization of ulexite ore resources3 Sep 2026US 2026/0257927 A1Fujian Jungie New Material Technology Co., Ltd.
- Production of lithium chemicals and metallic lithium8 Jan 2026US 2026/0008682 A1Icsip Pty Ltd
- Production of lithium chemicals and metallic lithium8 Jan 2026US 2026/0008683 A1Icsip Pty Ltd
- Production of lithium chemicals and metallic lithium8 Jan 2026US 2026/0008684 A1Icsip Pty Ltd
- Production of lithium chemicals and metallic lithium8 Jan 2026US 2026/0008685 A1Icsip Pty Ltd
Most cited
By later US patents
- Preparation of lithium carbonate from lithium chloride containing brines48US 9,034,294 B1Simbol Inc. · 2015
- Continuous process for the manufacture of metal salt solutions from water-insoluble metal compounds and mineral acids12US 4,724,132 A1988
- Lithium production with volatile acid9US 11,377,362 B2Lilac Solutions, Inc. · 2022
- Preparation of lithium carbonate from lithium chloride containing brines7US 10,773,970 B2Terralithium LLC · 2020
- Crystallization apparatus7US 8,834,806 B22014