B31D 3/002
Methods for making cellular structures
Official title: {Methods for making cellular structures; Cellular structures (B31D3/005 takes precedence)}
B31D3/002 (Methods for making cellular structures) appears on 44 US grants and 57 published applications in this corpus.
Search patents in B31D- Granted patents
- 44
- Published applications
- 57
- Assignees
- 27
- Inventors
- 73
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 3 |
| 2005 | 2 | 8 |
| 2006 | 4 | 3 |
| 2007 | 2 | 4 |
| 2008 | 1 | 1 |
| 2009 | 2 | 4 |
| 2010 | 4 | 2 |
| 2011 | 1 | 5 |
| 2012 | 1 | 2 |
| 2013 | 2 | 2 |
| 2014 | 2 | 1 |
| 2015 | 4 | 5 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 2 | 3 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Packaging material6 Jan 2026US 12,515,866 B2tForm, Inc.
- Structure formation apparatus, method and structure14 Jan 2025US 12,194,707 B2Corridoor Limited
- Packaging material14 May 2024US 11,981,492 B2tForm, Inc.
- Negative poisson's ratio waffle structures7 Apr 2020US 10,611,118 B2President and Fellows of Harvard College
- Apparatus for folding a sheet of material into a support structure18 Jun 2019US 10,322,906 B2Tessellated Group, LLC
- Packaging material14 May 2026US 2026/0131962 A1IForm, Inc.
- Expandable layered packing product29 Jan 2026US 2026/0027798 A1Ideabox Studios LLC
- Honeycomb core plate and processing method thereof24 Oct 2024US 2024/0351302 A1
- Packaging material8 Aug 2024US 2024/0262596 A1tForm, Inc.
- Structure formation apparatus, method and structure7 Dec 2023US 2023/0391040 A1Corridoor Limited
Most cited
By later US patents
- Process for fabricating honeycomb material104US 5,228,936 AHunter Douglas Inc. · 1993
- Composite packaging material having an expanded sheet with a separator sheet104US 5,688,578 A1997
- Filter and forming system98US 7,258,719 B2Fleetguard, Inc. · 2007
- Multi-directional and variably expanded sheet material surfaces84US 8,084,117 B22011
- Window treatment article69US 5,558,925 ACellular Designs Unlimited, Inc. · 1996