B31B 50/594
Modifying the shape of tubular boxes or of paper bottle necks
Official title: {Modifying the shape of tubular boxes or of paper bottle necks}
B31B50/594 (Modifying the shape of tubular boxes or of paper bottle necks) appears on 33 US grants and 42 published applications in this corpus.
Search patents in B31B- Granted patents
- 33
- Published applications
- 42
- Assignees
- 29
- Inventors
- 62
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 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 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 1 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 4 | 4 |
| 2015 | 0 | 3 |
| 2016 | 3 | 1 |
| 2017 | 1 | 2 |
| 2018 | 4 | 3 |
| 2019 | 2 | 3 |
| 2020 | 3 | 0 |
| 2021 | 0 | 0 |
| 2022 | 2 | 2 |
| 2023 | 0 | 2 |
| 2024 | 1 | 3 |
| 2025 | 1 | 4 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for dry-forming a cellulose bottle, cellulose bottle forming unit and cellulose bottle19 May 2026US 12,629,911 B2PulPac AB
- Pleated portion cup and lid3 Feb 2026US 12,540,002 B2Genpak, Division of Great Pacific Enterprises LP
- Apparatus for manufacturing a container23 Sep 2025US 12,420,512 B2Frugalpac Limited
- Machine and method for forming containers from blanks2 Apr 2024US 11,945,186 B2Azionaria Costruzioni Macchine Automatiche A.C.M.A. S.p.A.
- Deep-drawn paper tray, a method and an apparatus for making it, and a tray-formed product package12 Jul 2022US 11,383,473 B2Stora Enso OYJ
- Method for dry-forming a cellulose product and product forming unit for dry-forming a cellulose product9 Apr 2026US 2026/0097540 A1
- Container, Method of Making a Container, and Apparatus for Manufacturing a Container25 Dec 2025US 2025/0387993 A1Frugalpac Limited
- Apparatus for moulding an object with a material derived from natural fibres3 Jul 2025US 2025/0214313 A1Sacmi Cooperativa Meccanici Imola Societa' Cooperativa
- Container, Method of Making a Container, and Apparatus for Manufacturing a Container5 Jun 2025US 2025/0178302 A1Frugalpac Limited
- A pressing module for forming cellulose products and a method for forming cellulose products13 Feb 2025US 2025/0050612 A1
Most cited
By later US patents
- Method for manufacturing an angled and cylindrical container43US 4,581,003 AToppan Printing Co., Ltd. · 1986
- Mandrel for use in manufacturing an angled and cylindrical container37US 4,622,026 AToppan Printing Co., Ltd. · 1986
- Cup made of a paper material26US 10,099,840 B2Ptm Packaging Tools Machinery Pte. Ltd. · 2018
- Apparatus for forming a fill line in a paper cup14US 5,637,332 A1997
- Cup made of a paper material11US 8,172,127 B2Ptm Packaging Tools Machinery Pte. Ltd. · 2012