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B31F 1/0038

Rim-rolling

Official title: {Rim-rolling}

B31F1/0038 (Rim-rolling) appears on 56 US grants and 38 published applications in this corpus.

Search patents in B31F

Granted patents: 56
Published applications: 38
Assignees: 36
Inventors: 76
Latest grant: 28 Apr 2026

Filings by year

B31F 1/0038: granted patents and published applications per publication year
Year	Granted patents	Published applications
1978	1	0
1979	0	0
1980	1	0
1981	2	0
1982	0	0
1983	0	0
1984	1	0
1985	1	0
1986	1	0
1987	1	0
1988	1	0
1989	0	0
1990	0	0
1991	2	0
1992	0	0
1993	0	0
1994	0	0
1995	1	0
1996	2	0
1997	2	0
1998	2	0
1999	2	0
2000	3	0
2001	0	0
2002	0	1
2003	2	0
2004	0	4
2005	0	0
2006	2	5
2007	3	3
2008	0	1
2009	2	1
2010	2	1
2011	1	3
2012	3	5
2013	2	1
2014	1	1
2015	0	0
2016	2	0
2017	2	1
2018	0	2
2019	2	2
2020	2	0
2021	2	0
2022	1	1
2023	0	2
2024	0	1
2025	2	2
2026	2	1

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

Subgroups

Granted patents

B31F 1/0041Combined with joining3

Recent patents

Method of producing a packaging container, a packaging container and a curling tool28 Apr 2026US 12,612,204 B2GPI Systems AB
Telescopic flanging inner expansion assembly and flanging device17 Feb 2026US 12,552,126 B2Shurcon Manufacturing (Zhejiang) Co., Ltd.
Machine for manufacturing disposable cups1 Jul 2025US 12,343,955 B2Ms2 S.R.L.
Method of producing a packaging container, a packaging container and a curling tool28 Jan 2025US 12,208,933 B2GPI Systems AB
Rim flattener apparatus and method17 May 2022US 11,331,874 B2Paper Machinery Corporation

Most cited

By later US patents