B29D 24/008
The structure having hollow ridges, ribs or cores
Official title: {the structure having hollow ridges, ribs or cores}
B29D24/008 (The structure having hollow ridges, ribs or cores) appears on 41 US grants and 28 published applications in this corpus.
Search patents in B29D- Granted patents
- 41
- Published applications
- 28
- Assignees
- 36
- Inventors
- 88
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 2 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 3 |
| 2019 | 1 | 1 |
| 2020 | 3 | 2 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 3 |
| 2024 | 2 | 0 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing a torsion box for a structure of an airplane and a torsion box for a structure of an airplane4 Nov 2025US 12,459,221 B2Airbus Operations GmbH
- Method for manufacturing a structure with cellular cores for a turbojet nacelle20 May 2025US 12,305,592 B2Safran Nacelles
- Core element for sandwich elements, use of such a core element, and method for producing such a core element24 Sep 2024US 12,097,676 B2
- System and method for producing a multiple layer material18 Jun 2024US 12,011,866 B2Wellplast AB
- Method for manufacturing a sound absorption structure comprising a cellular panel incorporating acoustic elements and sound absorption structure obtained using said method13 Jun 2023US 11,676,567 B2Airbus Operations GmbH
- Thermoplastic weld around holes5 Mar 2026US 2026/0061707 A1Magna Exteriors Inc.
- Webs20 Jul 2023US 2023/0226733 A13M Innovative Properties Company
- Method of manufacturing an acoustic treatment panel and acoustic treatment panel obtained by said method15 Jun 2023US 2023/0182424 A1
- Method for manufacturing a structure with cellular cores for a turbojet nacelle5 Jan 2023US 2023/0003176 A1Safran Nacelles
- Core element for sandwich elements, use of such a core element, and method for producing such a core element19 May 2022US 2022/0152959 A1
Most cited
By later US patents
- Truss core panels134US 4,223,053 AThe Boeing Company · 1980
- Foam panels and blocks of hollow profiles72US 4,755,408 ANoel, Marquet & Cie. S.A. · 1988
- Method of making composite aircraft wing71US 4,565,595 AThe Boeing Company · 1986
- Composite for aircraft wing and method of making65US 4,662,587 AThe Boeing Company · 1987
- Foam panel and block constructions57US 4,952,450 ANoel, Marquet & Cie. S.A. · 1990