C01B 33/113
Silicon oxides
Official title: Silicon oxides; Hydrates thereof {(preparing monoxide by reduction of siliceous material C01B33/182)}
C01B33/113 (Silicon oxides) appears on 2,586 US grants and 3,063 published applications in this corpus.
Search patents in C01B- Granted patents
- 2,586
- Published applications
- 3,063
- Assignees
- 1,356
- Inventors
- 6,730
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 27 | 0 |
| 1977 | 27 | 0 |
| 1978 | 17 | 0 |
| 1979 | 10 | 0 |
| 1980 | 16 | 0 |
| 1981 | 19 | 0 |
| 1982 | 17 | 0 |
| 1983 | 10 | 0 |
| 1984 | 8 | 0 |
| 1985 | 18 | 0 |
| 1986 | 25 | 0 |
| 1987 | 18 | 0 |
| 1988 | 19 | 0 |
| 1989 | 24 | 0 |
| 1990 | 20 | 0 |
| 1991 | 29 | 0 |
| 1992 | 25 | 0 |
| 1993 | 35 | 0 |
| 1994 | 25 | 0 |
| 1995 | 25 | 0 |
| 1996 | 20 | 0 |
| 1997 | 31 | 0 |
| 1998 | 39 | 0 |
| 1999 | 52 | 0 |
| 2000 | 36 | 0 |
| 2001 | 42 | 17 |
| 2002 | 50 | 42 |
| 2003 | 36 | 86 |
| 2004 | 48 | 58 |
| 2005 | 37 | 66 |
| 2006 | 33 | 74 |
| 2007 | 33 | 76 |
| 2008 | 26 | 70 |
| 2009 | 41 | 84 |
| 2010 | 51 | 106 |
| 2011 | 62 | 100 |
| 2012 | 47 | 105 |
| 2013 | 70 | 84 |
| 2014 | 63 | 118 |
| 2015 | 84 | 110 |
| 2016 | 82 | 115 |
| 2017 | 82 | 126 |
| 2018 | 111 | 176 |
| 2019 | 132 | 180 |
| 2020 | 124 | 175 |
| 2021 | 126 | 195 |
| 2022 | 123 | 217 |
| 2023 | 124 | 168 |
| 2024 | 149 | 210 |
| 2025 | 142 | 195 |
| 2026 | 76 | 110 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Photosensitive composition for forming light blocking layer of organic light emitting device6 Oct 2026US 12,754,477 B2Duk San Neolux Co., Ltd.
- Method of preparing high-concentration colloidal silica29 Sep 2026US 12,747,161 B2Korea Institute of Science and Technology
- Heat resistant aerogel materials15 Sep 2026US 12,735,554 B2Aspen Aerogels, Inc.
- Method for obtaining bimodal mesoporous materials based on silicon oxides using microwave radiation8 Sep 2026US 12,729,123 B2Universitat De Valencia
- Negative electrode material, negative electrode plate, and electrochemical apparatus and electronic apparatus containing such negative electrode plate8 Sep 2026US 12,731,783 B2Ningde Amperex Technology Limited
- Method for producing planar microparticles and planar microparticles8 Oct 2026US 2026/0307999 A1Consejo Superior De Investigaciones Cientificas (Csic)
- Lime and hydraulic cement manufacture by electrolysis using hyaloclastite or lava, carbon mineralization by hyaloclastite or lava electrolysis and method of making and using same8 Oct 2026US 2026/0308006 A1Greencraft LLC
- Concrete recycling8 Oct 2026US 2026/0308059 A1
- Process for base-catalyzed reaction of silicones with hydrothermal or supercritical water1 Oct 2026US 2026/0295547 A1Wacker Chemie AG
- Method for producing cation-modified silica and cation-modified silica dispersion liquid1 Oct 2026US 2026/0296901 A1
Most cited
By later US patents
- Fluorescent silica-based nanoparticles1,448US 8,298,677 B2Cornell Research Foundation, Inc. · 2012
- High modulus, low dielectric constant coatings575US 6,576,300 B1Axcelis Technologies, Inc. · 2003
- Plasma curing of MSQ-based porous low-k film materials567US 6,759,098 B2Axcelis Technologies, Inc. · 2004
- Plasma curing process for porous silica thin film556US 6,558,755 B2Axcelis Technologies, Inc. · 2003
- Plasma curing process for porous low-k materials529US 6,913,796 B2Axcelis Technologies, Inc. · 2005