C04B 41/457
Non-superficial impregnation or infiltration of the substrate
Official title: {Non-superficial impregnation or infiltration of the substrate}
C04B41/457 (Non-superficial impregnation or infiltration of the substrate) appears on 43 US grants and 60 published applications in this corpus.
Search patents in C04B- Granted patents
- 43
- Published applications
- 60
- Assignees
- 38
- Inventors
- 146
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 2 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 2 | 3 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 2 | 4 |
| 2020 | 4 | 2 |
| 2021 | 2 | 3 |
| 2022 | 1 | 5 |
| 2023 | 3 | 7 |
| 2024 | 3 | 16 |
| 2025 | 10 | 8 |
| 2026 | 10 | 5 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Fabrication of fibrous preforms in CMC manufacture22 Sep 2026US 12,741,913 B2Rtx Corporation
- Fabrication of polychromatic/polytranslucent zirconia block from pre-shaded ZrO2 block by infiltration11 Aug 2026US 12,703,669 B2James R. Glidewell Dental Ceramics, Inc.
- Sealed ceramic material and method30 Jun 2026US 12,669,318 B2Raytheon Company
- Controlled gradient of porosity in CMC16 Jun 2026US 12,655,069 B2Rtx Corporation
- Ceramic infiltration of aircraft brakes via injection for wear improvement2 Jun 2026US 12,643,833 B2Goodrich Corporation
- Bionic superhydrophobic porous ceramic for planting plants under water and preparation method thereof27 Aug 2026US 2026/0250201 A1
- Reaction controlled melt-infiltrated fabrication of ceramic matrix composites23 Jul 2026US 2026/0209131 A1Rtx Corporation
- Metallic stone slabs, systems, and methods14 May 2026US 2026/0132079 A1Cambria Company LLC
- Method to limit silicon in b4c particulate based cmc composites14 May 2026US 2026/0132088 A1Goodrich Corporation
- Substrate comprising tantalum coating5 Feb 2026US 2026/0035312 A1Sgl Carbon SE
Most cited
By later US patents
- Composite article and fabrication method13US 7,749,568 B2United Technologies Corporation · 2010
- Method for manufacturing plugged honeycomb structure12US 8,277,880 B2NGK Insulators, Ltd. · 2012
- Ceramic matrix composites and methods for producing ceramic matrix composites6US 9,512,044 B2ROLLS-ROYCE plc · 2016
- Impregnated ceramic foam made of recrystallized silicon carbide5US 8,043,694 B2Saint-Gobain Centre De Recherches Et D ' Etudes Europeen · 2011
- Apparatus and method for coating specimens4US 10,731,252 B2Rolls-Royce High Temperature Composites Inc. · 2020