C06B 23/003
Porous or hollow inert particles
Official title: {Porous or hollow inert particles (preparation C06B21/0091)}
C06B23/003 (Porous or hollow inert particles) appears on 33 US grants and 24 published applications in this corpus.
Search patents in C06B- Granted patents
- 33
- Published applications
- 24
- Assignees
- 24
- Inventors
- 75
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 4 |
| 2007 | 0 | 1 |
| 2008 | 2 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 4 |
| 2016 | 2 | 4 |
| 2017 | 1 | 0 |
| 2018 | 4 | 2 |
| 2019 | 2 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Explosives using thermally expandable microspheres in a solid matrix26 May 2026US 12,637,396 B1Triad National Security, LLC
- Detonator-sensitive assembled booster charges for use in blasting engineering and the use thereof12 Mar 2019US 10,227,266 B2Est Energetics GmbH
- Heavy ANFO and a tailored expanded polymeric density control agent12 Feb 2019US 10,202,315 B2LDE Corporation
- Method of characterising the structure of a void sensitized explosive composition9 Oct 2018US 10,093,591 B2Orica International Pte Ltd
- Explosive composition25 Sep 2018US 10,081,579 B2Orica International Pte Ltd
- Thermally-Expandable Microspheres in Explosives and Propellants for Tunable Detonation and Deflagration Control17 Sep 2026US 2026/0274767 A1
- Composition for forming an explosive comprising an emulsion of hydrogen peroxide and an oil type fuel18 Jul 2024US 2024/0239722 A1Hypex Bio Explosives Technology AB
- Improved explosive composition2 Jan 2020US 2020/0002241 A1
- Detonator-sensitive assembled booster charges for use in blasting engineering and the use thereof11 Jul 2019US 2019/0210937 A1Est Energetics GmbH
- Extended bulk explosives and method of making the same20 Sep 2018US 2018/0265426 A1
Most cited
By later US patents
- Expandable thermoplastic microspheres and process for the production and use thereof52US 5,155,138 ACasco Nobel AB · 1992
- Gas-filled glass beads and method of making46US 4,547,233 AGlaverbel · 1985
- Water-in-oil emulsion explosive composition19US 4,543,137 ANippon Oil and Fats Co., Ltd. · 1985
- Explosive composition with bubble enhancer14US 4,594,118 AICI Australia Limited · 1986
- Water-in-oil emulsion explosive composition13US 4,414,044 ANippon Oil and Fats Co., Ltd. · 1983