C06D
Means for generating smoke or mist
Official title: Means for generating smoke or mist; gas-attack compositions; generation of gas for blasting or propulsion (chemical part) (fuels c10)
C06D (Means for generating smoke or mist) appears on 1,067 US grants and 605 published applications in this corpus.
Search patents in C06D- Granted patents
- 1,067
- Published applications
- 605
- Assignees
- 354
- Inventors
- 1,546
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 13 | 0 |
| 1978 | 14 | 0 |
| 1979 | 6 | 0 |
| 1980 | 23 | 0 |
| 1981 | 13 | 0 |
| 1982 | 9 | 0 |
| 1983 | 14 | 0 |
| 1984 | 8 | 0 |
| 1985 | 6 | 0 |
| 1986 | 8 | 0 |
| 1987 | 18 | 0 |
| 1988 | 9 | 0 |
| 1989 | 12 | 0 |
| 1990 | 13 | 0 |
| 1991 | 24 | 0 |
| 1992 | 15 | 0 |
| 1993 | 11 | 0 |
| 1994 | 11 | 0 |
| 1995 | 33 | 0 |
| 1996 | 64 | 0 |
| 1997 | 44 | 0 |
| 1998 | 53 | 0 |
| 1999 | 39 | 0 |
| 2000 | 64 | 0 |
| 2001 | 56 | 13 |
| 2002 | 39 | 33 |
| 2003 | 43 | 49 |
| 2004 | 36 | 44 |
| 2005 | 33 | 34 |
| 2006 | 13 | 36 |
| 2007 | 8 | 25 |
| 2008 | 11 | 22 |
| 2009 | 8 | 32 |
| 2010 | 16 | 25 |
| 2011 | 23 | 14 |
| 2012 | 16 | 16 |
| 2013 | 20 | 38 |
| 2014 | 21 | 22 |
| 2015 | 24 | 27 |
| 2016 | 18 | 19 |
| 2017 | 22 | 25 |
| 2018 | 21 | 22 |
| 2019 | 26 | 20 |
| 2020 | 13 | 11 |
| 2021 | 17 | 19 |
| 2022 | 5 | 15 |
| 2023 | 14 | 12 |
| 2024 | 8 | 19 |
| 2025 | 5 | 6 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
Recent patents
- Gas generant compositions comprising melamine oxalate for use in automotive restraint devices9 Jun 2026US 12,649,701 B2Autoliv ASP, Inc.
- Ignition device, method for producing the same, ignition method and rocket combustion system19 May 2026US 12,631,156 B2National University Corporation Hokkaido University
- Ignition powder, preparation method therefor and use thereof, and airbag gas generator21 Apr 2026US 12,606,501 B2Hubei Hangpeng Chemical Power Technology Co., Ltd.
- Treatment of subterranean formations17 Feb 2026US 12,552,982 B2Innospec Limited
- Spray composition of aversive agent6 Jan 2026US 12,516,001 B2Upl Ltd
- Gas generating compositions13 Aug 2026US 2026/0234080 A1Joyson Safety Systems Acquisition LLC
- Method of forming gas generant fuel mixture23 Jul 2026US 2026/0209625 A1Joyson Safety Systems Acquisition LLC
- Non-pyrotechnic disinfectant smoke system9 Jul 2026US 2026/0191190 A1
- Gas-generating agent composition11 Jun 2026US 2026/0159458 A1Daicel Corporation
- Composition for non-pyrotechnic generation of smoke21 May 2026US 2026/0138936 A1
Most cited
By later US patents
- Apparatus for inflating a vehicle occupant restraint using a mixture of gases114US 5,348,344 ATRW Vehicle Safety Systems Inc. · 1994
- Azide-free gas generant composition with easily filterable combustion products102US 5,035,757 AAutomotive Systems Laboratory, Inc. · 1991
- Extrudable gas generating propellants, method and apparatus98US 5,125,684 AHercules Incorporated · 1992
- Composition and process for inflating a safety crash bag92US 4,948,439 AAutomotive Systems Laboratory, Inc. · 1990
- Solid non-azide nitrogen gas generant compositions84US 4,369,079 AThiokol Corporation · 1983