B29C 44/5663
By perforating the foam
Official title: {by perforating the foam, e.g. to open the cells}
B29C44/5663 (By perforating the foam) appears on 32 US grants and 38 published applications in this corpus.
Search patents in B29C- Granted patents
- 32
- Published applications
- 38
- Assignees
- 23
- Inventors
- 95
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 3 |
| 2004 | 1 | 2 |
| 2005 | 1 | 4 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 2 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 3 | 5 |
| 2021 | 0 | 0 |
| 2022 | 2 | 3 |
| 2023 | 1 | 3 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mechanical reticulation of polymeric-based closed cell foams24 Feb 2026US 12,558,825 B2Lawrence Livermore National Security, LLC
- Sound absorber8 Apr 2025US 12,270,165 B2Sealed Air Verpackungen GmbH
- Mechanical reticulation of polymeric-based closed cell foams16 Apr 2024US 11,958,220 B2Lawrence Livermore National Security, LLC
- Low density closed cell composite aerogel foam and articles including same19 Mar 2024US 11,932,800 B2Lukla Inc.
- Fibre reinforcement of reactive foams obtained by a moulding foam method28 Mar 2023US 11,613,620 B2BASF SE
- Mechanical Reticulation Of Polymeric-Based Closed Cell Foams25 Jun 2026US 2026/0175477 A1Lawrence Livermore National Security, LLC
- Reticulated polyurethane material and preparation method and application thereof12 Jun 2025US 2025/0188241 A1Dongguan Sinohome Ltd.
- Wound interface systems with integral contact surfaces5 Oct 2023US 2023/0310731 A1KCI Manufacturing Unlimited Company
- Surface modification of polymer foams using plasma30 Mar 2023US 2023/0098681 A1Lawrence Livermore National Security, LLC
- Mechanical Reticulation Of Polymeric-Based Closed Cell Foams23 Mar 2023US 2023/0093592 A1Lawrence Livermore National Security, LLC
Most cited
By later US patents
- Composite material for absorbing and dissipating body fluids and moisture87US 5,763,335 AH. H. Brown Shoe Technologies, Inc. · 1998
- Perforated foams57US 6,720,362 B1The Dow Chemical Company · 2004
- Composite material for absorbing and dissipating body fluids and moisture45US 6,025,287 AH. H. Brown Shoe Technologies, Inc. · 2000
- Method for providing accelerated release of a blowing agent from a plastic foam37US 5,424,016 AThe Dow Chemical Company · 1995
- Perforated foams33US 6,949,588 B2Dow Global Technologies LLC · 2005