B29C 70/462
Moulding structures having an axis of symmetry or at least one channel
Official title: {Moulding structures having an axis of symmetry or at least one channel, e.g. tubular structures, frames}
B29C70/462 (Moulding structures having an axis of symmetry or at least one channel) appears on 267 US grants and 329 published applications in this corpus.
Search patents in B29C- Granted patents
- 267
- Published applications
- 329
- Assignees
- 177
- Inventors
- 729
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 3 | 3 |
| 2004 | 1 | 0 |
| 2005 | 2 | 2 |
| 2006 | 1 | 2 |
| 2007 | 0 | 6 |
| 2008 | 1 | 5 |
| 2009 | 2 | 2 |
| 2010 | 2 | 7 |
| 2011 | 3 | 4 |
| 2012 | 2 | 11 |
| 2013 | 6 | 15 |
| 2014 | 6 | 21 |
| 2015 | 11 | 19 |
| 2016 | 13 | 19 |
| 2017 | 17 | 17 |
| 2018 | 13 | 21 |
| 2019 | 17 | 11 |
| 2020 | 12 | 28 |
| 2021 | 15 | 26 |
| 2022 | 24 | 27 |
| 2023 | 23 | 35 |
| 2024 | 29 | 25 |
| 2025 | 20 | 19 |
| 2026 | 11 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for manufacturing lightweight and durable window well18 Aug 2026US 12,709,075 B2Rockwell LLC
- Moulding apparatus4 Aug 2026US 12,697,791 B2Centre Technique Industriel de la Plasturgie et des composites
- Blade stringer forming methods and tooling23 Jun 2026US 12,661,855 B2The Boeing Company
- Processing apparatus for composite material and processing method for composite material19 May 2026US 12,629,902 B2Mitsubishi Heavy Industries, Ltd.
- Method for producing composite material molded article, method for producing retainer and rolling bearing, and method for producing gearbox constituent component12 May 2026US 12,623,414 B2Nsk Ltd.
- Mandrel for producing a hollow composite component of a wind turbine rotor blade27 Aug 2026US 2026/0249566 A1Lm Wind Power A/S
- Manufacturing method of tank13 Aug 2026US 2026/0233445 A1Toyota Jidosha Kabushiki Kaisha
- Lightweight and durable window well7 May 2026US 2026/0124814 A1Rockwell LLC
- Punch Forming a Composite Charge30 Oct 2025US 2025/0332763 A1The Boeing Company
- Method for obtaining a cascade of vanes of an aircraft thrust reversal device from tubular preforms, cascade of vanes obtained using this method18 Sep 2025US 2025/0289198 A1
Most cited
By later US patents
- Grip of a golf club and a manufacturing method thereof110US 4,919,420 ADaiwa Golf Co., Ltd. · 1990
- Methods of manufacturing separable structures106US 6,638,466 B1Raytheon Aircraft Company · 2003
- Method and apparatus for forming structural members92US 7,527,759 B2The Boeing Company · 2009
- Wing of composite material and method of fabricating the same52US 6,513,757 B1Fuji Jukogyo Kabushiki Kaisha · 2003
- Process for producing composite tubular parts43US 5,795,524 A1998