B31B 2155/00
Flexible containers made from webs
B31B2155/00 (Flexible containers made from webs) appears on 1,042 US grants and 976 published applications in this corpus.
Search patents in B31B- Granted patents
- 1,042
- Published applications
- 976
- Assignees
- 470
- Inventors
- 1,443
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 16 | 0 |
| 1978 | 15 | 0 |
| 1979 | 6 | 0 |
| 1980 | 14 | 0 |
| 1981 | 13 | 0 |
| 1982 | 11 | 0 |
| 1983 | 8 | 0 |
| 1984 | 16 | 0 |
| 1985 | 19 | 0 |
| 1986 | 11 | 0 |
| 1987 | 17 | 0 |
| 1988 | 23 | 0 |
| 1989 | 21 | 0 |
| 1990 | 22 | 0 |
| 1991 | 13 | 0 |
| 1992 | 12 | 0 |
| 1993 | 17 | 0 |
| 1994 | 15 | 0 |
| 1995 | 13 | 0 |
| 1996 | 16 | 0 |
| 1997 | 15 | 0 |
| 1998 | 24 | 0 |
| 1999 | 25 | 0 |
| 2000 | 22 | 0 |
| 2001 | 31 | 11 |
| 2002 | 34 | 36 |
| 2003 | 19 | 36 |
| 2004 | 20 | 38 |
| 2005 | 11 | 33 |
| 2006 | 18 | 33 |
| 2007 | 13 | 37 |
| 2008 | 10 | 25 |
| 2009 | 9 | 31 |
| 2010 | 19 | 39 |
| 2011 | 16 | 48 |
| 2012 | 22 | 57 |
| 2013 | 21 | 40 |
| 2014 | 22 | 45 |
| 2015 | 27 | 37 |
| 2016 | 28 | 42 |
| 2017 | 29 | 63 |
| 2018 | 23 | 38 |
| 2019 | 36 | 32 |
| 2020 | 33 | 43 |
| 2021 | 31 | 39 |
| 2022 | 37 | 36 |
| 2023 | 32 | 55 |
| 2024 | 47 | 37 |
| 2025 | 37 | 26 |
| 2026 | 12 | 19 |
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
- “Deli” bag with extra thin walls and increased strength and method of manufacturing same18 Aug 2026US 12,709,439 B2New York Packaging II
- Packaging with multi-ply walls14 Jul 2026US 12,679,062 B2Pregis LLC
- Polymeric bags and method to make same9 Jun 2026US 12,649,620 B2Poly-America, L. P.
- Machine and method for forming bags of flexible material24 Sep 2026US 2026/0284999 A1Ilapak Italia S.P.A.
- Packaging web material, packaging pouch and process for forming a packaging pouch24 Sep 2026US 2026/0286615 A1Mondi AG
- Rotary apparatus for sealing a continuous web and related method17 Sep 2026US 2026/0272725 A1GDM S.p. A.
- A method and system for printing on bonded film materials having at least a layer of conductive material with a drying of ink using irradiation with electron beams (e-beams)10 Sep 2026US 2026/0264440 A1Omet S.R.L.
- 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
Most cited
By later US patents
- Method and apparatus for manufacturing sleeve- or bag-like containers, as well as such container435US 5,228,234 AKlerk's Plastic Industrie, B.V. · 1993
- Flat bottom plastic bag and method of making same293US 4,717,262 ATC Manufacturing Co., Inc. · 1988
- Method and apparatus for manufacturing a shell-shaped package, and such shell-shaped package279US 5,496,251 AJei Lee Corporation · 1996
- Flexible disposable material for forming a food container for microwave cooking219US 4,890,439 AJames River Corporation · 1990
- Reclosable stand-up bag186US 5,788,378 ATenneco Packaging Specialty and Consumer Products Inc. · 1998