B21D 51/50
Making screw caps
B21D51/50 (Making screw caps) appears on 30 US grants and 23 published applications in this corpus.
Search patents in B21D- Granted patents
- 30
- Published applications
- 23
- Assignees
- 24
- Inventors
- 42
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 0 | 3 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 2 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 3 |
| 2020 | 1 | 1 |
| 2021 | 3 | 0 |
| 2022 | 0 | 3 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for manufacturing a capsule made of aluminum for small tubes with open hole and product so obtained23 Jun 2026US 12,662,290 B2D.B.N. Tubetti S.R.L.
- Coated metal closures9 Sep 2025US 12,409,992 B2Crown Packaging Technology, Inc.
- Method for manufacturing long metal stopper caps comprising a skirt having a constant thickness7 Jan 2025US 12,186,796 B2Constellium Rolled Products Singen GmbH & Co. KG
- Metallic container with a threaded closure13 Feb 2024US 11,897,021 B2Ball Corporation
- System and method of forming a metallic closure for a threaded container30 Nov 2021US 11,185,909 B2Ball Corporation
- Method for manufacturing a capsule made of aluminum for small tubes with seal and product obtained therefrom4 Jul 2024US 2024/0216976 A1D.B.N. Tubetti S.R.L.
- Method for manufacturing a capsule made of aluminum for small tubes with open hole and product so obtained20 Jun 2024US 2024/0199284 A1D.B.N. Tubetti S.R.L.
- Method for manufacturing long metal stopper caps comprising a skirt having a constant thickness13 Oct 2022US 2022/0324010 A1Constellium Rolled Products Singen GmbH & Co. KG
- A method for forming a deep draw closure cap29 Sep 2022US 2022/0305542 A1Saeta GmbH & Co. KG
- System and method of forming a metallic closure for a threaded container17 Mar 2022US 2022/0080490 A1Ball Corporation
Most cited
By later US patents
- Resealable beverage container and top therefor61US 6,082,944 ADayton Systems Group, Inc. · 2000
- Method of forming a pilferproof closure27US 4,823,537 AAluminum Company of America · 1989
- Method for producing a cup-shaped object23US 7,661,286 B2Maiko Engineering GmbH · 2010
- Resealable beverage container and top therefor19US 6,015,062 ADayton Systems Group, Inc. · 2000
- Tamper-proof bottle closure13US 4,205,755 ALindner Industrie B.V. · 1980