C01G 41/02
Oxides
Official title: Oxides; Hydroxides
C01G41/02 (Oxides) appears on 235 US grants and 289 published applications in this corpus.
Search patents in C01G- Granted patents
- 235
- Published applications
- 289
- Assignees
- 179
- Inventors
- 662
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 15 |
| 2003 | 13 | 12 |
| 2004 | 7 | 11 |
| 2005 | 6 | 5 |
| 2006 | 3 | 6 |
| 2007 | 5 | 5 |
| 2008 | 2 | 8 |
| 2009 | 2 | 4 |
| 2010 | 8 | 15 |
| 2011 | 8 | 14 |
| 2012 | 8 | 13 |
| 2013 | 7 | 6 |
| 2014 | 9 | 13 |
| 2015 | 4 | 13 |
| 2016 | 11 | 6 |
| 2017 | 14 | 19 |
| 2018 | 6 | 17 |
| 2019 | 13 | 21 |
| 2020 | 16 | 18 |
| 2021 | 15 | 15 |
| 2022 | 16 | 13 |
| 2023 | 7 | 13 |
| 2024 | 13 | 12 |
| 2025 | 10 | 6 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of producing organic-inorganic hybrid infrared absorbing particles and organic-inorganic hybrid infrared absorbing particles29 Sep 2026US 12,747,357 B2Sumitomo Metal Mining Co., Ltd.
- Near-infrared curable ink composition, near-infrared cured film, method for producing near-infrared cured product15 Sep 2026US 12,735,584 B2Sumitomo Metal Mining Co., Ltd.
- Surface-treated infrared-absorbing fine particles, surface-treated infrared-absorbing fine particle powder, infrared-absorbing fine particle dispersion liquid in which the surface-treated infrared-absorbing fine particles are used, infrared-absorbing fine particle dispersion, and infrared-absorbing substrate26 May 2026US 12,637,359 B2Sumitomo Metal Mining Co., Ltd.
- Superconducting material and method of preparation thereof17 Mar 2026US 12,577,122 B2Imam Abdulrahman Bin Faisal University
- Method of manufacturing metal nanoparticle-oxide support complex structure based gas sensor10 Mar 2026US 12,571,786 B2Korea Advanced Institute of Science and Technology
- Positive electrode active material for secondary battery and secondary battery comprising same10 Sep 2026US 2026/0269267 A1SK On Co., Ltd.
- Nano metal oxides, preparation method therefor, and use therefor20 Aug 2026US 2026/0242238 A1
- Complex tungsten oxide particles, near-infrared ray absorbing particle dispersion liquid, and near-infrared ray absorbing particle dispersion product20 Aug 2026US 2026/0242239 A1Sumitomo Metal Mining Co., Ltd.
- Hafnium-acid-compound-containing material and method for producing same6 Aug 2026US 2026/0225908 A1Mitsui Kinzoku Company, Limited
- Method for short-process preparation of heteropoly acid from scheelite and its application in redox flow battery30 Jul 2026US 2026/0217553 A1Central South University
Most cited
By later US patents
- Nanostructured fillers and carriers316US 6,228,904 B1Nanomaterials Research Corporation · 2001
- Materials and products using nanostructured non-stoichiometric substances226US 6,344,271 B12002
- Nanotechnology for biomedical products224US 6,572,672 B2NanoProducts Corporation · 2003
- Method of producing nanoscale powders by quenching of vapors219US 5,788,738 ANanomaterials Research Corporation · 1998
- Integrated thermal process for the continuous synthesis of nanoscale powders213US 5,851,507 ANanomaterials Research Corporation · 1998