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A21B 3/131

Removable, foldable or disposable

Official title: {removable, foldable or disposable}

A21B3/131 (Removable, foldable or disposable) appears on 57 US grants and 73 published applications in this corpus.

Search patents in A21B

Granted patents: 57
Published applications: 73
Assignees: 43
Inventors: 129
Latest grant: 18 Aug 2026

Filings by year

A21B 3/131: granted patents and published applications per publication year
Year	Granted patents	Published applications
1978	1	0
1979	0	0
1980	0	0
1981	1	0
1982	0	0
1983	0	0
1984	0	0
1985	0	0
1986	1	0
1987	0	0
1988	0	0
1989	0	0
1990	1	0
1991	1	0
1992	1	0
1993	2	0
1994	0	0
1995	0	0
1996	2	0
1997	2	0
1998	2	0
1999	1	0
2000	2	0
2001	2	0
2002	0	2
2003	1	1
2004	2	3
2005	0	3
2006	0	3
2007	1	2
2008	0	2
2009	2	1
2010	1	2
2011	0	3
2012	1	2
2013	0	5
2014	1	2
2015	2	5
2016	2	1
2017	3	2
2018	2	0
2019	1	5
2020	4	6
2021	4	5
2022	3	3
2023	1	2
2024	1	7
2025	3	5
2026	3	1

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

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