C04B 35/481
Containing silicon
Official title: {containing silicon, e.g. zircon}
C04B35/481 (Containing silicon) appears on 215 US grants and 195 published applications in this corpus.
Search patents in C04B- Granted patents
- 215
- Published applications
- 195
- Assignees
- 156
- Inventors
- 561
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 6 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 12 | 0 |
| 1991 | 8 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 9 |
| 2005 | 3 | 10 |
| 2006 | 5 | 5 |
| 2007 | 4 | 4 |
| 2008 | 2 | 11 |
| 2009 | 5 | 8 |
| 2010 | 8 | 11 |
| 2011 | 11 | 6 |
| 2012 | 5 | 9 |
| 2013 | 2 | 11 |
| 2014 | 5 | 8 |
| 2015 | 8 | 6 |
| 2016 | 8 | 9 |
| 2017 | 6 | 5 |
| 2018 | 7 | 10 |
| 2019 | 5 | 12 |
| 2020 | 5 | 5 |
| 2021 | 7 | 16 |
| 2022 | 13 | 10 |
| 2023 | 9 | 7 |
| 2024 | 5 | 7 |
| 2025 | 4 | 10 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Versatile horology component4 Aug 2026US 12,699,355 B2Rolex SA
- Composition for additive manufacturing by binder jet printing and method for additive manufacturing by binder jet printing16 Jun 2026US 12,655,063 B2Porcelanas Da Costa Verde S.A.
- Targeted ceramic casting core inhomogeneity12 May 2026US 12,623,373 B2Rtx Corporation
- Refractory product having a high content of zirconia24 Feb 2026US 12,559,403 B2Saint-Gobain Centre De Recherches Et D ' Etudes Europeen
- Porous refractory objects and methods of forming24 Feb 2026US 12,559,429 B2Saint-Gobain Ceramics & Plastics, Inc.
- Additive manufacturing powders with improved physical characteristics, method of manufacture and use thereof13 Aug 2026US 2026/0233302 A1Tekna Plasma Systems Inc.
- Targeted Ceramic Casting Core Inhomogeneity6 Aug 2026US 2026/0225282 A1Rtx Corporation
- Annular membrane assembly for selective carbon capture30 Jul 2026US 2026/0216664 A1Valero Services, Inc.
- Method For The Manufacture Of Tiles Or Slabs Of Compacted Ceramic Material23 Jul 2026US 2026/0209122 A1Cosentino Research & Development, S.L.
- Additive manufacturing of solid-state zirconate membrane11 Jun 2026US 2026/0158437 A1Valero Services, Inc.
Most cited
By later US patents
- Transparent non-vitreous ceramic particulate127US 4,564,556 AMinnesota Mining and Manufacturing Company · 1986
- Transparent non-vitreous zirconia microspheres122US 4,772,511 AMinnesota Mining and Manufacturing Company · 1988
- Thermal extractive gelation process61US 4,931,414 AMinnesota Mining and Manufacturing Company · 1990
- Sag control of isopipes used in making sheet glass by the fusion process46US 6,974,786 B2Corning Incorporated · 2005
- Synthesis of mixed oxide composition35US 4,266,978 AGeneral Electric Company · 1981