B29C 70/50
For producing articles of indefinite length
Official title: for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
B29C70/50 (For producing articles of indefinite length) appears on 2,062 US grants and 1,829 published applications in this corpus.
Search patents in B29C- Granted patents
- 2,062
- Published applications
- 1,829
- Assignees
- 1,024
- Inventors
- 4,033
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 8 | 0 |
| 1978 | 7 | 0 |
| 1979 | 11 | 0 |
| 1980 | 10 | 0 |
| 1981 | 25 | 0 |
| 1982 | 9 | 0 |
| 1983 | 17 | 0 |
| 1984 | 19 | 0 |
| 1985 | 19 | 0 |
| 1986 | 18 | 0 |
| 1987 | 19 | 0 |
| 1988 | 25 | 0 |
| 1989 | 36 | 0 |
| 1990 | 30 | 0 |
| 1991 | 29 | 0 |
| 1992 | 47 | 0 |
| 1993 | 45 | 0 |
| 1994 | 39 | 0 |
| 1995 | 39 | 0 |
| 1996 | 59 | 0 |
| 1997 | 70 | 0 |
| 1998 | 83 | 0 |
| 1999 | 58 | 0 |
| 2000 | 43 | 0 |
| 2001 | 40 | 15 |
| 2002 | 19 | 51 |
| 2003 | 28 | 41 |
| 2004 | 27 | 47 |
| 2005 | 31 | 46 |
| 2006 | 19 | 40 |
| 2007 | 20 | 51 |
| 2008 | 10 | 34 |
| 2009 | 15 | 52 |
| 2010 | 16 | 56 |
| 2011 | 48 | 44 |
| 2012 | 43 | 60 |
| 2013 | 37 | 68 |
| 2014 | 36 | 81 |
| 2015 | 48 | 75 |
| 2016 | 46 | 98 |
| 2017 | 61 | 106 |
| 2018 | 71 | 130 |
| 2019 | 83 | 129 |
| 2020 | 110 | 101 |
| 2021 | 96 | 121 |
| 2022 | 84 | 105 |
| 2023 | 95 | 97 |
| 2024 | 73 | 85 |
| 2025 | 85 | 66 |
| 2026 | 38 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Axial reinforcement filament application methodology6 Oct 2026US 12,752,500 B2Safeguard LLC
- Process of modifying surface of a composite material base unit29 Sep 2026US 12,746,716 B2BASF SE Ludwigshafen am Rhein
- Fiber-reinforced resin composite body, production method therefor, and non-woven fabric for use in fiber-reinforced resin composite body22 Sep 2026US 12,741,400 B2Kuraray Co., Ltd.
- Impregnating coating layer for insulating sheetsand multilayer laminates15 Sep 2026US 12,734,766 B2Coveme S.P.A.
- Fiber structure and fiber-reinforced composite material15 Sep 2026US 12,734,767 B2Kabushiki Kaisha Toyota Jidoshokki
- Floor covering element8 Oct 2026US 2026/0307291 A1Unilin BV
- Frp rebar forming apparatus8 Oct 2026US 2026/0307342 A1Tsudakoma Kogyo Kabushiki Kaisha
- Method of producing a reinforcing bar1 Oct 2026US 2026/0295952 A1Nakagawa Sangyo Co., Ltd.
- Pultrusion process for manufacturing a fibre reinforced composite article for a wind turbine blade24 Sep 2026US 2026/0284987 A1Lm Wind Power A/S
- Pultruded plank, spar cap, wind turbine blade, and pultrusion preparation process24 Sep 2026US 2026/0286932 A1Owens Corning Intellectual Capital, LLC
Most cited
By later US patents
- Articles of manufacture and methods for manufacturing laminate structures including inorganically filled sheets312US 5,830,548 AE. Khashoggi Industries · 1998
- Polymer-coated stent structure277US 5,897,911 AAdvanced Cardiovascular Systems, Inc. · 1999
- Methods of making continuous length reinforced plastic articles248US 3,993,726 AHercules Incorporated · 1976
- Manufacturing composite materials233US 5,002,712 ABayer Aktiengesellschaft · 1991
- Methods for fiber reinforced additive manufacturing188US 9,370,896 B2Markforged, Inc. · 2016