C04B 35/6306
Binders based on phosphoric acids or phosphates
Official title: {Binders based on phosphoric acids or phosphates}
C04B35/6306 (Binders based on phosphoric acids or phosphates) appears on 200 US grants and 121 published applications in this corpus.
Search patents in C04B- Granted patents
- 200
- Published applications
- 121
- Assignees
- 158
- Inventors
- 460
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 1 | 0 |
| 1980 | 7 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 10 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 5 |
| 2003 | 1 | 2 |
| 2004 | 5 | 6 |
| 2005 | 6 | 8 |
| 2006 | 3 | 8 |
| 2007 | 3 | 4 |
| 2008 | 3 | 7 |
| 2009 | 3 | 6 |
| 2010 | 4 | 7 |
| 2011 | 5 | 2 |
| 2012 | 3 | 4 |
| 2013 | 5 | 8 |
| 2014 | 6 | 9 |
| 2015 | 3 | 1 |
| 2016 | 4 | 4 |
| 2017 | 2 | 8 |
| 2018 | 2 | 2 |
| 2019 | 2 | 4 |
| 2020 | 3 | 1 |
| 2021 | 3 | 3 |
| 2022 | 2 | 5 |
| 2023 | 2 | 6 |
| 2024 | 0 | 2 |
| 2025 | 6 | 6 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Batch for the production of a coarse ceramic refractory basic product, such product and method for its production, lining of an industrial furnace and industrial furnace25 Aug 2026US 12,715,815 B2Refratechnik Holding GmbH
- 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.
- High temperature refractory, method for making high temperature refractory24 Feb 2026US 12,559,431 B2
- Dry material mixture for a backfill, preferably a refractory concrete backfill, for producing a heavy-clay refractory non-basic product, refractory concrete backfill and such a product, method for producing same, lining, and industrial furnace, channel transport system or mobile transport vessel2 Dec 2025US 12,486,201 B2Refratechnik Holding GmbH
- Polyimide film for graphite sheet, and graphite sheet manufactured therefrom30 Sep 2025US 12,428,526 B2PI Advanced Materials Co., Ltd.
- Dvc for a smelting furnace lining16 Jul 2026US 2026/0200800 A1
- Barrier Compositions, Articles Comprising Barrier Compositions, and Associated Methods9 Jul 2026US 2026/0196531 A1Aerospace Carbon Solutions LLC
- Highly dispersed, highly filled, low viscosity compositions, methods of making thereof, and uses thereof12 Feb 2026US 2026/0042253 A1Azul 3D, Inc.
- Printable ceramic compositions for additive manufacturing of metal objects13 Nov 2025US 2025/0345843 A1Magnus Metal Ltd.
- High temperature refractory, method for making high temperature refractory25 Sep 2025US 2025/0296888 A1
Most cited
By later US patents
- Ceramic filter with plural layers of different porosity92US 4,629,483 ARefractron Corp. · 1986
- Products of reaction of an aluminum compound, a boron-containing acid, a phosphorus-containing acid and an amine77US 5,604,024 ABayer Aktiengesellschaft · 1997
- Pumpable/injectable phosphate-bonded ceramics75US 6,204,214 B1The University of Chicago · 2001
- Method of waste stabilization via chemically bonded phosphate ceramics61US 5,830,815 AThe University of Chicago · 1998
- Method for applying a layer of fiber on a surface and a refractory material produced thereby55US 4,673,594 AManville Service Corporation · 1987