C04B 2235/3454
Calcium silicates
Official title: Calcium silicates, e.g. wollastonite
C04B2235/3454 (Calcium silicates) appears on 173 US grants and 225 published applications in this corpus.
Search patents in C04B- Granted patents
- 173
- Published applications
- 225
- Assignees
- 130
- Inventors
- 476
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 2 |
| 2003 | 3 | 8 |
| 2004 | 4 | 6 |
| 2005 | 2 | 15 |
| 2006 | 11 | 28 |
| 2007 | 13 | 24 |
| 2008 | 13 | 16 |
| 2009 | 12 | 17 |
| 2010 | 14 | 9 |
| 2011 | 7 | 17 |
| 2012 | 7 | 10 |
| 2013 | 8 | 10 |
| 2014 | 10 | 6 |
| 2015 | 7 | 5 |
| 2016 | 10 | 5 |
| 2017 | 2 | 7 |
| 2018 | 7 | 2 |
| 2019 | 5 | 5 |
| 2020 | 3 | 5 |
| 2021 | 4 | 2 |
| 2022 | 4 | 9 |
| 2023 | 2 | 7 |
| 2024 | 2 | 5 |
| 2025 | 4 | 0 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Synthetic mineral composition, a method of forming a synthetic mineral composition and uses of a synthetic mineral composition15 Sep 2026US 12,735,360 B2Sibelco Nederland N.V.
- Process for producing autoclaved aerated concrete using silica raw materials having higher solubility than quartz18 Aug 2026US 12,709,576 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Dielectric composition and multilayer ceramic electronic device2 Jun 2026US 12,643,825 B2TDK Corporation
- Structural implant for bone repair19 May 2026US 12,629,457 B2Rutgers, The State University of New Jersey
- Low temperature co-fired substrate composition11 Nov 2025US 12,466,761 B2Okamoto Glass Co., Ltd.
- Dielectric composition with high-temperature stability8 Oct 2026US 2026/0308067 A1Amotech Co., Ltd.
- Synthesis of cement from alternative raw materials and fuels that reduces or eliminates co2 emissions6 Aug 2026US 2026/0225957 A1Batuga Tech LLC
- Multiphase ceramic matrix composite6 Aug 2026US 2026/0225961 A1Rtx Corporation
- Method For The Manufacture Of Tiles Or Slabs Of Compacted Ceramic Material23 Jul 2026US 2026/0209122 A1Cosentino Research & Development, S.L.
- Composition and methods for making glass ceramic porous structures12 Dec 2024US 2024/0408566 A1Corning Incorporated
Most cited
By later US patents
- Tunable dielectric compositions including low loss glass184US 6,905,989 B2Paratek Microwave, Inc. · 2005
- Aluminosilicate hydrogel bonded aggregate articles62US 4,432,798 AThe Duriron Company, Inc. · 1984
- Transparent beads and their production method55US 6,514,892 B13M Innovative Properties Company · 2003
- Process for producing inorganic biomaterial54US 5,232,878 AHoya Corporation · 1993
- Transparent beads and their production method51US 6,335,083 B12002