B31D 3/005
Making cellular structures from corrugated webs or sheets
Official title: {Making cellular structures from corrugated webs or sheets}
B31D3/005 (Making cellular structures from corrugated webs or sheets) appears on 48 US grants and 60 published applications in this corpus.
Search patents in B31D- Granted patents
- 48
- Published applications
- 60
- Assignees
- 35
- Inventors
- 89
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 4 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 3 | 5 |
| 2009 | 0 | 6 |
| 2010 | 0 | 0 |
| 2011 | 2 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 2 | 2 |
| 2015 | 2 | 1 |
| 2016 | 2 | 6 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 1 | 1 |
| 2020 | 1 | 4 |
| 2021 | 2 | 5 |
| 2022 | 0 | 1 |
| 2023 | 5 | 9 |
| 2024 | 3 | 1 |
| 2025 | 3 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Insulation products and methods and machines for making insulation products23 Sep 2025US 12,422,085 B2Temperpack Technologies, Inc.
- Insulated panels13 May 2025US 12,297,032 B2Pratt Corrugated Holdings, Inc.
- Structure formation apparatus, method and structure14 Jan 2025US 12,194,707 B2Corridoor Limited
- Insulation products and methods and machines for making insulation products24 Sep 2024US 12,098,800 B2Temperpack Technologies, Inc.
- Honeycomb, in particular deformable honeycomb, for lightweight components, corresponding production method, and sandwich component10 Sep 2024US 12,083,777 B2Euro-Composites S.A.
- Structure including tessellation of unit cells including lens-shaped units and connector units30 Apr 2026US 2026/0116034 A1The Royal Institution for the Advancement of Learning/Mcgill University
- Corrugating and die-cutting system and method for operating the same18 Dec 2025US 2025/0381752 A1
- Insulation products and methods and machines for making insulation products13 Nov 2025US 2025/0347381 A1Temperpack Technologies, Inc.
- Insulated panels28 Aug 2025US 2025/0270022 A1Pratt Corrugated Holdings, Inc.
- Tooling Method for Expanded Slit Sheet Material6 Mar 2025US 2025/0074028 A1
Most cited
By later US patents
- Cellular core structure providing gridlike bearing surfaces on opposing parallel planes of the formed core102US 5,028,474 A1991
- Composite article made from used or surplus corrugated boxes or sheets42US 5,543,205 ACorrcycle, Inc. · 1996
- Pleated paper and method of manufacturing41US 6,871,480 B12005
- Method of manufacturing dehumidifier element38US 4,911,775 ASeibu Giken Co., Ltd. · 1990
- Product packaging material and its manufacturing method38US 5,733,403 AAston Packaging Limited · 1998