B31B 70/645
Making seals transversally to the direction of movement
Official title: {Making seals transversally to the direction of movement}
B31B70/645 (Making seals transversally to the direction of movement) appears on 106 US grants and 147 published applications in this corpus.
Search patents in B31B- Granted patents
- 106
- Published applications
- 147
- Assignees
- 59
- Inventors
- 190
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 3 |
| 2012 | 0 | 2 |
| 2013 | 1 | 4 |
| 2014 | 0 | 3 |
| 2015 | 2 | 3 |
| 2016 | 6 | 5 |
| 2017 | 1 | 17 |
| 2018 | 2 | 8 |
| 2019 | 7 | 8 |
| 2020 | 2 | 9 |
| 2021 | 11 | 12 |
| 2022 | 8 | 12 |
| 2023 | 10 | 28 |
| 2024 | 21 | 13 |
| 2025 | 15 | 7 |
| 2026 | 4 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Packaging with multi-ply walls14 Jul 2026US 12,679,062 B2Pregis LLC
- Bag making machines and methods thereof14 Apr 2026US 12,600,107 B2CMD Corporation
- Multi-layer thermoplastic films and bags configured to provide a perceivable color change upon being subjected to a strain and methods of making the same10 Mar 2026US 12,570,068 B2The Glad Products Company
- Bag manufacturing apparatus and method10 Mar 2026US 12,570,423 B2Haver & Boecker Ohg
- 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.
- Rotary apparatus for sealing a continuous web and related method17 Sep 2026US 2026/0272725 A1GDM S.p. A.
- Bonded Seam, Method, and Device for Joining Material Webs or Material Sheets with a Thermally Activatable Adhesive and Use of an Impact Press30 Jul 2026US 2026/0216985 A1
- Improved method for making and filling pouches with or without spout for packaging fluid products and related plant23 Jul 2026US 2026/0208901 A1
- Bag making machines and methods thereof2 Jul 2026US 2026/0184034 A1CMD Corporation
Most cited
By later US patents
- Method for making flat bottom plastic bag42US 5,102,384 A1992
- Method and apparatus for making skirtless seals35US 8,029,428 B2CMD Corporation · 2011
- Method and apparatus for maintaining proper perforation phasing34US 5,417,638 AFMC Corporation · 1995
- Maintaining perforation phasing32US 5,447,486 AFMC Corporation · 1995
- Method for producing double streams of side-welded bags in heat-welded pad form28US 4,181,069 AChase Bag Company · 1980