C06B 21/0091
Elimination of undesirable or temporary components of an intermediate or finished product
Official title: {Elimination of undesirable or temporary components of an intermediate or finished product, e.g. making porous or low density products, purifying, stabilising, drying; Deactivating; Reclaiming; (porous inert particles or chemicals compounded for these purposes C06B23/00)}
C06B21/0091 (Elimination of undesirable or temporary components of an intermediate or finished product) appears on 214 US grants and 98 published applications in this corpus.
Search patents in C06B- Granted patents
- 214
- Published applications
- 98
- Assignees
- 135
- Inventors
- 462
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 16 | 0 |
| 1997 | 10 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 2 |
| 2002 | 9 | 4 |
| 2003 | 6 | 2 |
| 2004 | 3 | 10 |
| 2005 | 5 | 6 |
| 2006 | 4 | 6 |
| 2007 | 2 | 4 |
| 2008 | 1 | 2 |
| 2009 | 8 | 5 |
| 2010 | 2 | 4 |
| 2011 | 4 | 7 |
| 2012 | 5 | 6 |
| 2013 | 6 | 3 |
| 2014 | 7 | 6 |
| 2015 | 2 | 3 |
| 2016 | 2 | 2 |
| 2017 | 6 | 4 |
| 2018 | 4 | 3 |
| 2019 | 2 | 7 |
| 2020 | 6 | 3 |
| 2021 | 6 | 4 |
| 2022 | 5 | 0 |
| 2023 | 3 | 4 |
| 2024 | 1 | 1 |
| 2025 | 3 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Removing dissolved gasses from propellant compositions5 May 2026US 12,617,738 B2Goodrich Corporation
- Installation and method for destroying pyrotechnic waste30 Dec 2025US 12,508,634 B2Roxel France
- Systems and methods for selectively disabling electrical and mechanical devices2 Sep 2025US 12,405,096 B2JD Pharma, LLC
- Method for extracting ammonium perchlorate from a solid composite propellant12 Aug 2025US 12,384,733 B2Arianegroup SAS
- Sorbent and devices for capturing, stabilizing, and recovering volatile and semi-volatile compounds23 Apr 2024US 11,964,252 B2Xplosafe, LLC
- Magnesium vapor induced surface disruption of metal particles13 Jun 2024US 2024/0190789 A1The Regents of the University of California
- Systems and methods for selectively disabling electrical and mechanical devices12 Oct 2023US 2023/0324158 A1JD Pharma, LLC
- Removing dissolved gasses from propellant compositions10 Aug 2023US 2023/0250038 A1Goodrich Corporation
- Method for extracting ammonium perchlorate from a solid composite propellant13 Jul 2023US 2023/0219865 A1Arianegroup SAS
- Installation and method for destroying pyrotechnic waste13 Apr 2023US 2023/0111663 A1Roxel France
Most cited
By later US patents
- Destruction of energetic materials1,020US 6,603,050 B2UXB International, Inc. · 2003
- Air operated projectile firing apparatus53US 3,951,038 AVictor Comptometer Corporation · 1976
- Process for disposal of waste propellants and explosives42US 5,516,971 AHercules Incorporated · 1996
- Porous propellant grain and method of making same38US 4,758,287 ATalley Industries, Inc. · 1988
- Methods of preparing gas generant formulations36US 5,531,845 AThiokol Corporation · 1996