C04B 41/4537
By the sol-gel process
Official title: {by the sol-gel process}
C04B41/4537 (By the sol-gel process) appears on 34 US grants and 34 published applications in this corpus.
Search patents in C04B- Granted patents
- 34
- Published applications
- 34
- Assignees
- 33
- Inventors
- 94
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 3 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 2 |
| 2019 | 0 | 1 |
| 2020 | 2 | 5 |
| 2021 | 2 | 1 |
| 2022 | 2 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for producing a printed concrete element9 Dec 2025US 12,492,152 B2METTEN Stein+Design GmbH & Co. KG
- Segmented flexible gel composites and rigid panels manufactured therefrom19 Mar 2024US 11,931,710 B2Aspen Aerogels, Inc.
- Induction-heated vessel14 Feb 2023US 11,576,509 B2Hollymatic Corporation
- Segmented flexible gel composites and rigid panels manufactured therefrom6 Dec 2022US 11,517,870 B2Aspen Aerogels, Inc.
- Ceramic matrix composite vane with hybrid construction6 Sep 2022US 11,434,177 B2ROLLS-ROYCE plc
- High-temperature resistant and long-lasting non-stick ceramic coating and preparation method thereof12 Jun 2025US 2025/0187989 A1Shanghai Excilon New Material Co., Ltd.
- Titanium sol carbon sequestration additive and preparation method and use thereof, and method for carbon sequestration of cement-based material16 Jan 2025US 2025/0018361 A1Qingdao University of Technology
- Diffuser for diffusing a gas flow within a stack of blanks and associated assemblies16 Jan 2025US 2025/0020400 A1Safran Landing Systems
- Segmented flexible gel composites and rigid panels manufactured therefrom14 Sep 2023US 2023/0285922 A1Aspen Aerogels, Inc.
- Segmented flexible gel composites and rigid panels manufactured therefrom30 Dec 2021US 2021/0402361 A1Aspen Aerogels, Inc.
Most cited
By later US patents
- Metal oxide membranes for gas separation63US 5,342,431 AWisconsin Alumni Research Foundation · 1994
- Refractory fibrous ceramic insulation and process of making same42US 6,183,852 B2The Boeing Company · 2001
- Method for modifying the properties of a freeform fabricated part36US 6,228,437 B1United Technologies Corporation · 2001
- Process for gelling a sol in fiberformed ceramic insulation33US 5,021,369 AThe Boeing Company · 1991
- Supported microporous ceramic membranes31US 5,269,926 AWisconsin Alumni Research Foundation · 1993