C03B 19/108
Forming porous, sintered or foamed beads
Official title: {Forming porous, sintered or foamed beads (chemical aspects C03C11/00)}
C03B19/108 (Forming porous, sintered or foamed beads) appears on 79 US grants and 53 published applications in this corpus.
Search patents in C03B- Granted patents
- 79
- Published applications
- 53
- Assignees
- 54
- Inventors
- 178
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 4 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 3 | 2 |
| 2015 | 3 | 5 |
| 2016 | 3 | 3 |
| 2017 | 3 | 3 |
| 2018 | 3 | 3 |
| 2019 | 2 | 12 |
| 2020 | 1 | 2 |
| 2021 | 2 | 3 |
| 2022 | 6 | 0 |
| 2023 | 2 | 5 |
| 2024 | 5 | 1 |
| 2025 | 1 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Glass filler powder5 May 2026US 12,617,933 B2Nippon Electric Glass Co., Ltd.
- Expandable silica particles and methods for making and using the same17 Mar 2026US 12,577,150 B2Valunor AG
- Silica granules for thermal treatment17 Jun 2025US 12,330,951 B2Evonik Operations GmbH
- Lightweight-foamed glass aggregates for vaporization suppression8 Oct 2024US 12,110,173 B2Aero Aggregates of North America LLC
- Foamed glass beads and process of making same1 Oct 2024US 12,103,887 B1Revitri, LLC
- Expandable silica particles and methods for making and using the same2 Jul 2026US 2026/0184620 A1Valunor AG
- Expandable silica particles and methods for making and using the same26 Sep 2024US 2024/0317638 A1Valunor AG
- Glass filler powder12 Oct 2023US 2023/0323091 A1Nippon Electric Glass Co., Ltd.
- Silica granules for thermal treatment14 Sep 2023US 2023/0286814 A1Evonk Operations GmbH
- High-strength glass-ceramic-based lightweight aggregates and preparation method thereof27 Jul 2023US 2023/0234886 A1Wuhan University of Technology
Most cited
By later US patents
- Method for making hollow porous microspheres166US 4,671,909 A1987
- Hollow porous microspheres made from dispersed particle compositions150US 5,397,759 A1995
- Hollow porous microspheres containing biocatalyst137US 4,743,545 A1988
- Coated glass microbubbles and article incorporating them134US 4,618,525 AMinnesota Mining and Manufacturing Company · 1986
- Hollow porous microspheres made from dispersed particle compositions128US 5,212,143 A1993