B31B 70/261
Involving transversely folding, i.e. along a line perpendicular to the direction of
Official title: {involving transversely folding, i.e. along a line perpendicular to the direction of movement}
B31B70/261 (Involving transversely folding, i.e. along a line perpendicular to the direction of) appears on 48 US grants and 45 published applications in this corpus.
Search patents in B31B- Granted patents
- 48
- Published applications
- 45
- Assignees
- 43
- Inventors
- 90
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 0 | 4 |
| 2007 | 4 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 3 |
| 2019 | 0 | 2 |
| 2020 | 2 | 1 |
| 2021 | 3 | 2 |
| 2022 | 1 | 4 |
| 2023 | 1 | 4 |
| 2024 | 5 | 7 |
| 2025 | 4 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- Embossed paper in combination with paper cushioning for shipping envelopes27 Jan 2026US 12,533,871 B2HexcelPack, LLC
- Paper folding device9 Dec 2025US 12,492,096 B2Duplo Seiko Corporation
- Multi-format envelope, method of manufacturing and using such an envelope30 Sep 2025US 12,428,199 B2
- Apparatus and method for making a pouch package4 Jun 2026US 2026/0151980 A1Ranpak Corp.
- Flap spreading device in square bottom forming device of bag making machine, square bottom forming device in bag making machine, and bag making machine23 Apr 2026US 2026/0109127 A1Newlong Industrial Company Limited
- Hybrid inserter/wrapper system30 Oct 2025US 2025/0332859 A1DMT Solutions Global Corporation
- Embossed paper in combination with paper cushioning for shipping envelopes3 Apr 2025US 2025/0108590 A1HexcelPack, LLC
- Method and tubular bag machine for the continuous production of block-bottom bags24 Oct 2024US 2024/0351301 A1Rovema GmbH
Most cited
By later US patents
- Environmentally friendly pinch bottom bag assembly and method of making21US 5,529,396 AUnion Camp Corporation · 1996
- Device and method for folding self-sealing envelope flaps16US 4,270,909 ADRF (UK) Limited · 1981
- Environmentally friendly pinch bottom bag assembly and method of making16US 5,728,037 AUnion Camp Corporation · 1998
- Method and system for creating mailpieces from a single continuous web of printed material10US 7,254,931 B2Pitney Bowes Inc. · 2007
- Apparatus for gumming and folding open end envelopes9US 4,138,933 AF. L. Smithe Machine Company, Inc. · 1979