C04B 35/624
Sol-gel processing
C04B35/624 (Sol-gel processing) appears on 583 US grants and 572 published applications in this corpus.
Search patents in C04B- Granted patents
- 583
- Published applications
- 572
- Assignees
- 404
- Inventors
- 1,619
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 9 | 0 |
| 1990 | 5 | 0 |
| 1991 | 13 | 0 |
| 1992 | 14 | 0 |
| 1993 | 14 | 0 |
| 1994 | 20 | 0 |
| 1995 | 12 | 0 |
| 1996 | 14 | 0 |
| 1997 | 10 | 0 |
| 1998 | 16 | 0 |
| 1999 | 11 | 0 |
| 2000 | 11 | 0 |
| 2001 | 9 | 0 |
| 2002 | 12 | 12 |
| 2003 | 14 | 21 |
| 2004 | 6 | 16 |
| 2005 | 9 | 25 |
| 2006 | 12 | 28 |
| 2007 | 11 | 16 |
| 2008 | 6 | 24 |
| 2009 | 17 | 27 |
| 2010 | 17 | 23 |
| 2011 | 21 | 16 |
| 2012 | 15 | 26 |
| 2013 | 12 | 24 |
| 2014 | 16 | 26 |
| 2015 | 28 | 18 |
| 2016 | 21 | 25 |
| 2017 | 22 | 35 |
| 2018 | 24 | 31 |
| 2019 | 14 | 23 |
| 2020 | 24 | 28 |
| 2021 | 20 | 26 |
| 2022 | 18 | 28 |
| 2023 | 19 | 22 |
| 2024 | 17 | 18 |
| 2025 | 19 | 21 |
| 2026 | 17 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Refractory compound and binder therefor, method for the production and use thereof6 Oct 2026US 12,757,552 B2Intocast AG
- Production of aerogel thermal insulation sheet by central injection approach15 Sep 2026US 12,735,364 B1Taiwan Aerogel Technology Material Co., Ltd.
- Shaped abrasive particles and methods of forming same11 Aug 2026US 12,703,816 B2Saint-Gobain Ceramics & Plastics, Inc.
- Ceramic mixture for producing moulded articles, methods for the production thereof, and use thereof30 Jun 2026US 12,668,547 B2pritidenta GmbH
- Ceramic infiltration of aircraft brakes via injection for wear improvement2 Jun 2026US 12,643,833 B2Goodrich Corporation
- Method for preparing porous ceramic with uniform micro-nano pores8 Oct 2026US 2026/0308066 A1Central South University
- Sintering additives for improved microstructure control8 Oct 2026US 2026/0308070 A1UT-Battelle, LLC
- Process for Producing a Zirconia Dental Article24 Sep 2026US 2026/0283910 A1Solventum Intellectual Properties Company
- Porous silicon carbide composite material, electrode for fuel cell, and method for manufacturing porous silicon carbide composite material24 Sep 2026US 2026/0290847 A1DIC Corporation
- Abrasive article including shaped abrasive particles17 Sep 2026US 2026/0275178 A1Saint-Gobain Ceramics & Plastics, Inc.
Most cited
By later US patents
- Microcrystalline alumina-based ceramic articles245US 5,185,299 AMinnesota Mining and Manufacturing Company · 1993
- Microcrystalline alumina-based ceramic articles220US 4,954,462 AMinnesota Mining and Manufacturing Company · 1990
- Firing sol-gel alumina particles186US 5,725,162 ASaint-Gobain/Norton Industrial Ceramics Corporation · 1998
- Synthesis of nanometer-sized particles by reverse micelle mediated techniques178US 6,413,489 B1Massachusetts Institute of Technology · 2002
- Abrasive grits formed of ceramic, impregnation method of making the same and products made therewith176US 5,312,789 AMinnesota Mining and Manufacturing Company · 1994