F42B 3/04

Blasting cartridges, i.e. case and explosive: for producing gas under pressure

Official title: for producing gas under pressure {(generators of inflation fluid especially adapted for vehicle air bags B60R21/26)}

F42B3/04 (Blasting cartridges, i.e. case and explosive: for producing gas under pressure) appears on 340 US grants and 236 published applications in this corpus.

Search patents in F42B

Granted patents: 340
Published applications: 236
Assignees: 157
Inventors: 624
Latest grant: 1 Sep 2026

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F42B 3/04: granted patents and published applications per publication year
Year	Granted patents	Published applications
1976	11	0
1977	7	0
1978	4	0
1979	2	0
1980	2	0
1981	4	0
1982	4	0
1983	3	0
1984	1	0
1985	2	0
1986	3	0
1987	5	0
1988	3	0
1989	2	0
1990	2	0
1991	12	0
1992	5	0
1993	10	0
1994	5	0
1995	7	0
1996	10	0
1997	10	0
1998	11	0
1999	5	0
2000	4	0
2001	3	0
2002	4	2
2003	4	3
2004	2	12
2005	5	15
2006	7	10
2007	5	9
2008	13	7
2009	8	11
2010	7	14
2011	11	13
2012	8	10
2013	6	6
2014	11	8
2015	8	8
2016	9	19
2017	13	16
2018	16	7
2019	6	9
2020	9	17
2021	13	4
2022	9	7
2023	4	8
2024	8	7
2025	5	10
2026	12	4

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Blasting cartridges, i.e. case and explosive: for producing gas under pressure

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