B29C 70/526
Pultrusion dies
Official title: {Pultrusion dies, e.g. dies with moving or rotating parts (B29C70/523 takes precedence)}
B29C70/526 (Pultrusion dies) appears on 158 US grants and 146 published applications in this corpus.
Search patents in B29C- Granted patents
- 158
- Published applications
- 146
- Assignees
- 86
- Inventors
- 273
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 3 |
| 2003 | 2 | 1 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 1 | 3 |
| 2013 | 3 | 5 |
| 2014 | 8 | 15 |
| 2015 | 4 | 3 |
| 2016 | 9 | 8 |
| 2017 | 9 | 15 |
| 2018 | 6 | 11 |
| 2019 | 13 | 11 |
| 2020 | 8 | 11 |
| 2021 | 9 | 8 |
| 2022 | 9 | 16 |
| 2023 | 12 | 11 |
| 2024 | 11 | 7 |
| 2025 | 14 | 3 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid thermoplastic resin and pultrusion method21 Jul 2026US 12,686,189 B2
- Transverse tensioning system and method for continuous compression molding of a stack of plies23 Jun 2026US 12,661,829 B2The Boeing Company
- Method and apparatus for making a gap filler having a variable cross-section12 May 2026US 12,623,425 B2The Boeing Company
- Coating system and method3 Feb 2026US 12,539,678 B2Tecton Products, LLC
- Die, die assembly, equipment and method for forming rods of fibrous material25 Nov 2025US 12,479,174 B2British American Tobacco (Investments) Limited
- Systems, devices and methods for the manufacture of plastic and fiber-reinforced plastic structures12 Mar 2026US 2026/0070289 A1
- Method for producing a shaped thermoplastic composite, a shaped thermoplastic composite and system for producing a shaped thermoplastic composite23 Oct 2025US 2025/0326191 A1Arkema France
- Pultrusion molding apparatus for manufacturing a vehicle member having a rib19 Jun 2025US 2025/0196452 A1Hyundai Motor Company
- Method and Apparatus for Making a Gap Filler Having a Variable Cross-Section24 Apr 2025US 2025/0128481 A1The Boeing Company
- On-orbit composite filament forming device for space 3d printing7 Nov 2024US 2024/0367361 A1Nanjing University of Aeronautics and Astronautics
Most cited
By later US patents
- 3D thermoplastic composite pultrusion system and method121US 9,764,520 B2Ebert Composites Corporation · 2017
- 3D thermoplastic composite pultrusion system and method120US 9,616,623 B2Ebert Composites Corporation · 2017
- 3D thermoplastic composite pultrusion system and method120US 9,963,978 B2Ebert Composites Corporation · 2018
- 3D thermoplastic composite pultrusion system and method119US 10,124,546 B2Ebert Composites Corporation · 2018
- 3D thermoplastic composite pultrusion system and method119US 9,610,737 B2Ebert Composites Corporation · 2017