B31B 70/98
In stacks or bundles
Official title: in stacks or bundles
B31B70/98 (In stacks or bundles) appears on 209 US grants and 101 published applications in this corpus.
Search patents in B31B- Granted patents
- 209
- Published applications
- 101
- Assignees
- 92
- Inventors
- 242
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 10 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 7 | 0 |
| 1999 | 12 | 0 |
| 2000 | 10 | 0 |
| 2001 | 6 | 0 |
| 2002 | 8 | 6 |
| 2003 | 4 | 5 |
| 2004 | 6 | 4 |
| 2005 | 1 | 5 |
| 2006 | 1 | 4 |
| 2007 | 1 | 1 |
| 2008 | 1 | 3 |
| 2009 | 1 | 3 |
| 2010 | 1 | 5 |
| 2011 | 0 | 4 |
| 2012 | 0 | 3 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 4 |
| 2016 | 1 | 3 |
| 2017 | 1 | 5 |
| 2018 | 2 | 4 |
| 2019 | 3 | 3 |
| 2020 | 6 | 7 |
| 2021 | 5 | 7 |
| 2022 | 5 | 6 |
| 2023 | 3 | 3 |
| 2024 | 6 | 7 |
| 2025 | 4 | 3 |
| 2026 | 2 | 5 |
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
- Thermoplastic bags with duplicative seals11 Nov 2025US 12,466,611 B2The Glad Products Company
- Phased intermeshing rollers for creating patterns in trash bags21 Oct 2025US 12,448,178 B2The Glad Products Company
- Bagger with padding expansion23 Sep 2025US 12,421,001 B2Pregis LLC
- Improved method for making and filling pouches with or without spout for packaging fluid products and related plant23 Jul 2026US 2026/0208901 A1
- Phased intermeshing rollers for creating patterns in trash bags22 Jan 2026US 2026/0021941 A1The Glad Products Company
- Phased intermeshing rollers for creating patterns in trash bags22 Jan 2026US 2026/0021942 A1The Glad Products Company
- All-in-one machine for folding and boxing fresh-keeping bags15 Jan 2026US 2026/0014771 A1Life Help (Jiangsu) Household Products Co., Ltd.
- Bagger with padding expansion15 Jan 2026US 2026/0015143 A1Pregis LLC
Most cited
By later US patents
- Zippered film and bag119US 5,782,733 AInnoflex Incorporated · 1998
- Bottom filled, bottom-gusseted bag and method of making the same85US 5,938,337 ATenneco Packaging · 1999
- Zippered bag and film74US 5,902,047 AInnoflex Incorporated · 1999
- Bag and method of making the same51US 5,814,382 AAmerican Packaging Corporation · 1998
- Method and apparatus for manufacture of pad-stacked bags44US 3,966,524 A1976