C01B 21/082
Compounds containing nitrogen and non-metals and optionally metals
Official title: Compounds containing nitrogen and non-metals {and optionally metals}(C01B21/06, C01B21/08 take precedence)
C01B21/082 (Compounds containing nitrogen and non-metals and optionally metals) appears on 971 US grants and 737 published applications in this corpus.
Search patents in C01B- Granted patents
- 971
- Published applications
- 737
- Assignees
- 519
- Inventors
- 2,287
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 28 | 0 |
| 1977 | 23 | 0 |
| 1978 | 17 | 0 |
| 1979 | 19 | 0 |
| 1980 | 15 | 0 |
| 1981 | 17 | 0 |
| 1982 | 14 | 0 |
| 1983 | 20 | 0 |
| 1984 | 17 | 0 |
| 1985 | 30 | 0 |
| 1986 | 13 | 0 |
| 1987 | 18 | 0 |
| 1988 | 17 | 0 |
| 1989 | 19 | 0 |
| 1990 | 23 | 0 |
| 1991 | 18 | 0 |
| 1992 | 13 | 0 |
| 1993 | 14 | 0 |
| 1994 | 18 | 0 |
| 1995 | 17 | 0 |
| 1996 | 12 | 0 |
| 1997 | 10 | 0 |
| 1998 | 17 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 20 | 3 |
| 2002 | 13 | 12 |
| 2003 | 11 | 17 |
| 2004 | 13 | 35 |
| 2005 | 13 | 19 |
| 2006 | 24 | 19 |
| 2007 | 13 | 24 |
| 2008 | 15 | 18 |
| 2009 | 19 | 27 |
| 2010 | 16 | 18 |
| 2011 | 11 | 15 |
| 2012 | 10 | 27 |
| 2013 | 13 | 30 |
| 2014 | 27 | 33 |
| 2015 | 25 | 40 |
| 2016 | 29 | 37 |
| 2017 | 38 | 31 |
| 2018 | 29 | 34 |
| 2019 | 36 | 44 |
| 2020 | 28 | 34 |
| 2021 | 26 | 53 |
| 2022 | 27 | 43 |
| 2023 | 29 | 32 |
| 2024 | 24 | 40 |
| 2025 | 27 | 31 |
| 2026 | 9 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C01B 21/087Containing one or more hydrogen atoms210
- C01B 21/0821Oxynitrides of metals, boron or silicon181
- C01B 21/14Hydroxylamine157
- C01B 21/0828Carbonitrides or oxycarbonitrides of metals, boron or silicon121
- C01B 21/097Containing phosphorus atoms116
- C01B 21/083Containing one or more halogen atoms97
- C01B 21/086Containing one or more sulfur atoms68
- C01B 21/16Hydrazine57
All 9 subgroupsShow fewer
Recent patents
- Phosphor powder, light-emitting device, image display device, and illumination device4 Aug 2026US 12,698,441 B2Denka Company Limited
- Aluminum oxynitride powder, direct nitridation high-pressure synthesis method and application thereof23 Jun 2026US 12,662,378 B2Fujian Institute of Research On the Structure of Matter, Chinese Academy of Sciences
- Method for recovering raw and auxiliary materials in the production of lithium bis(fluorosulfonyl)imide9 Jun 2026US 12,649,659 B2Catl-Sicong Novel Materials Co., Ltd
- Integrated processes for producing bis(fluorosulfonyl) imide9 Jun 2026US 12,649,660 B2Solstice Advanced Materials US, Inc.
- Method for drying and purifying LiFSI19 May 2026US 12,630,425 B2Arkema France
- Plasma enhanced vapor deposition methods and systems for forming low-k material films1 Oct 2026US 2026/0297745 A1ASM IP Holding B. V.
- Method for preparing carbonate solution of alkali metal or alkaline earth metal bis(fluorosulfonyl)imide3 Sep 2026US 2026/0257915 A1Ep Chemtech Co., Ltd.
- Method of removing one or more target impurities from crude fluorosulfonylimide compound3 Sep 2026US 2026/0257916 A1Specialty Operations France
- Lithium fluoride, preparation method therefor and use thereof20 Aug 2026US 2026/0242231 A1Jiujiang Tinci Matrials Technology Co., Ltd.
- Crystalline aluminoborates, their method of preparation and use13 Aug 2026US 2026/0233194 A1Uop LLC
Most cited
By later US patents
- Thermal oxide equivalent low temperature ALD oxide for dual purpose gate oxide and method for producing the same426US 10,106,892 B1Globalfoundries Inc. · 2018
- Aluminum oxynitride having improved optical characteristics and method of manufacture309US 4,481,300 ARaytheon Company · 1984
- Very high purity fine powders and methods to produce such powders142US 6,569,397 B12003
- High purity fine metal powders and methods to produce such powder117US 6,786,950 B2NanoProducts Corporation · 2004
- Thin film battery and electrolyte therefor114US 6,818,356 B1Oak Ridge Micro-Energy, Inc. · 2004