C04B 14/301
Porous or hollow
Official title: {porous or hollow}
C04B14/301 (Porous or hollow) appears on 16 US grants and 19 published applications in this corpus.
Search patents in C04B- Granted patents
- 16
- Published applications
- 19
- Assignees
- 20
- Inventors
- 54
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 4 |
| 2013 | 0 | 0 |
| 2014 | 2 | 3 |
| 2015 | 4 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ultra-lightweight graphene-HBN nanoparticle aerogels17 Mar 2026US 12,577,169 B2Shandong Lutai Holding Group Co. Ltd
- Anisotropic lamellar inorganic fiber aerogel materials and preparation method thereof2 Jan 2024US 11,857,937 B2Tsinghua University
- System and method for producing an aerogel composite material, and aerogel composite material4 May 2021US 10,995,007 B2Rockwool International A/S
- Aerogel compositions and methods of making and using them5 Feb 2019US 10,196,814 B2Cabot Corporation
- Synthetic microparticles14 Feb 2017US 9,567,260 B2James Hardie Technology Limited
- Thermally stable aerogels and aerogel composites24 Jul 2025US 2025/0236564 A1
- Rigid, non-flexible fiber reinforced insulation composite2 Jan 2025US 2025/0002410 A1Aspen Aerogels, Inc.
- Ultra-lightweight graphene-hbn nanoparticle aerogels3 Nov 2022US 2022/0348507 A1Lutai
- Anisotropic lamellar inorganic fiber aerogel materials and preparation method thereof15 Jul 2021US 2021/0213411 A1Tsinghua University
- System and method for producing an aerogel composite material, and aerogel composite material6 Aug 2020US 2020/0247678 A1Rockwool International A/S
Most cited
By later US patents
- Flexible aerogel superinsulation and its manufacture121US 6,068,882 AAspen Systems, Inc. · 2000
- Methods for making aerogel composites66US 9,102,076 B2Cabot Corporation · 2015
- Hybrid aerogel rigid ceramic fiber insulation and method of producing same58US 6,770,584 B2The Boeing Company · 2004
- Lightweight composite material comprising hollow ceramic microspheres28US 5,935,699 A1999
- Aerogel compositions and methods of making and using them10US 9,115,025 B2Rockwool International A/S · 2015