B31B 2120/70
Construction of rigid or semi-rigid containers: having corrugated or pleated walls
Official title: having corrugated or pleated walls
B31B2120/70 (Construction of rigid or semi-rigid containers: having corrugated or pleated walls) appears on 189 US grants and 127 published applications in this corpus.
Search patents in B31B- Granted patents
- 189
- Published applications
- 127
- Assignees
- 79
- Inventors
- 209
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 10 | 0 |
| 1997 | 24 | 0 |
| 1998 | 10 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 2 |
| 2002 | 2 | 2 |
| 2003 | 3 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 4 |
| 2008 | 0 | 2 |
| 2009 | 2 | 3 |
| 2010 | 0 | 1 |
| 2011 | 2 | 2 |
| 2012 | 0 | 4 |
| 2013 | 2 | 2 |
| 2014 | 2 | 4 |
| 2015 | 4 | 1 |
| 2016 | 3 | 3 |
| 2017 | 8 | 5 |
| 2018 | 1 | 17 |
| 2019 | 6 | 19 |
| 2020 | 10 | 10 |
| 2021 | 12 | 6 |
| 2022 | 5 | 9 |
| 2023 | 10 | 13 |
| 2024 | 10 | 5 |
| 2025 | 8 | 8 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of assembling a casket from a foldable blank8 Sep 2026US 12,728,059 B2Vandor Group, Inc.
- Stackable packaging11 Aug 2026US 12,703,535 B1Pratt Corrugated Holdings, Inc.
- Paperboard container with sidewall features and method of manufacturing thereof28 Jul 2026US 12,690,704 B2Dart Container Corporation
- Insulation products and methods and machines for making insulation products23 Sep 2025US 12,422,085 B2Temperpack Technologies, Inc.
- Box target2 Sep 2025US 12,405,093 B2
- Arrangement to mount onto a horizontal-type automatic adhesive-free corrugated cardboard box machine and box mounting method21 May 2026US 2026/0138348 A1Cartocor S.A
- Insulation products and methods and machines for making insulation products13 Nov 2025US 2025/0347381 A1Temperpack Technologies, Inc.
- Flexible packaging system21 Aug 2025US 2025/0263195 A1Induspac California, Inc
- Corrugate cooler14 Aug 2025US 2025/0256883 A1The Coleman Company, Inc.
- Single face tube die-cut and sheet process19 Jun 2025US 2025/0196460 A1WestRock Shared Services, LLC
Most cited
By later US patents
- Article forming system696US 4,773,182 AHighland Supply Corporation · 1988
- Apparaus of making a flower pot or flower pot cover with controlled pleats374US 5,073,161 AHighland Supply Corporation · 1991
- Flower pot or flower pot cover having connected and unconnected segments in the skirt341US 5,152,100 AHighland Supply Corporation · 1992
- Covering for flower pot and floral grouping266US 5,307,606 AHighland Supply Corporation · 1994
- Flat-paneled flower pot or flower pot cover die136US 5,127,817 AHighland Supply Corporation · 1992