B31B 70/262
Involving longitudinally folding, i.e. along a line parallel to the direction of
Official title: {involving longitudinally folding, i.e. along a line parallel to the direction of movement}
B31B70/262 (Involving longitudinally folding, i.e. along a line parallel to the direction of) appears on 284 US grants and 310 published applications in this corpus.
Search patents in B31B- Granted patents
- 284
- Published applications
- 310
- Assignees
- 161
- Inventors
- 440
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 11 | 7 |
| 2002 | 13 | 11 |
| 2003 | 9 | 9 |
| 2004 | 5 | 9 |
| 2005 | 4 | 8 |
| 2006 | 5 | 10 |
| 2007 | 1 | 9 |
| 2008 | 4 | 6 |
| 2009 | 3 | 7 |
| 2010 | 6 | 11 |
| 2011 | 4 | 10 |
| 2012 | 6 | 8 |
| 2013 | 6 | 9 |
| 2014 | 6 | 8 |
| 2015 | 6 | 10 |
| 2016 | 3 | 14 |
| 2017 | 8 | 22 |
| 2018 | 10 | 17 |
| 2019 | 9 | 12 |
| 2020 | 12 | 13 |
| 2021 | 18 | 13 |
| 2022 | 17 | 18 |
| 2023 | 12 | 29 |
| 2024 | 18 | 19 |
| 2025 | 23 | 8 |
| 2026 | 4 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and machine for manufacturing a flexible envelope-like bag, particularly with reinforcement29 Sep 2026US 12,747,068 B2Holweg Group
- Flexible bag having a convertible bottom, method and machine for manufacturing same25 Aug 2026US 12,715,657 B2Holweg Group
- Bag making machines and methods thereof14 Apr 2026US 12,600,107 B2CMD Corporation
- Vertical packaging machine and associated control method10 Feb 2026US 12,545,463 B2Ulma Packaging, S. Coop.
- Bag making machines and methods thereof16 Dec 2025US 12,496,797 B2CMD Corporation
- Machine and method for forming bags of flexible material24 Sep 2026US 2026/0284999 A1Ilapak Italia S.P.A.
- Cushion sheet production module and packaging bag production device thereof16 Jul 2026US 2026/0200640 A1Beta (Shenzhen) Package Products Co., Ltd
- Film piece joining device, film manufacturing device, bag-shaped container manufacturing device, film piece joining method, film manufacturing method, and bag-shaped container manufacturing method2 Jul 2026US 2026/0184024 A1Idemitsu Unitech Co., Ltd.
- Bag making machines and methods thereof2 Jul 2026US 2026/0184034 A1CMD Corporation
- Web superposing device and bag making apparatus18 Jun 2026US 2026/0166772 A1Totani Corporation
Most cited
By later US patents
- Flat sleeve convertible to a decorative container91US 6,182,395 B2Southpac Trust International, Inc. · 2001
- Apparatus for transporting envelope blanks in an envelope making machine63US 6,572,520 B2Winkler + Dunnebler Aktiengesellschaft · 2003
- Sealed bags of plastic materials61US 4,373,979 AWorkman Bag Company Ltd. · 1983
- Method and apparatus for continuously forming and sealing low density polyethylene bags at high speed57US 5,094,657 ACloud Corporation · 1992
- Method of making flat bottom plastic bag55US 4,526,565 ALinear Films, Inc. · 1985