B29C 70/02
Comprising combinations of reinforcements
Official title: comprising combinations of reinforcements, {e.g. non-specified reinforcements, fibrous reinforcing inserts} and fillers, {e.g. particulate fillers}, incorporated in matrix material, forming one or more layers and with or without non-reinforced or non-filled layers {(combinations of fibrous reinforcement only B29C70/04; combinations of fillers only B29C70/58; combinations with non reinforcing inserts, e.g. foam blocks, B29C70/68)}
B29C70/02 (Comprising combinations of reinforcements) appears on 817 US grants and 855 published applications in this corpus.
Search patents in B29C- Granted patents
- 817
- Published applications
- 855
- Assignees
- 578
- Inventors
- 2,057
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 7 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 8 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 10 | 0 |
| 1989 | 10 | 0 |
| 1990 | 12 | 0 |
| 1991 | 8 | 0 |
| 1992 | 10 | 0 |
| 1993 | 17 | 0 |
| 1994 | 12 | 0 |
| 1995 | 15 | 0 |
| 1996 | 17 | 0 |
| 1997 | 20 | 0 |
| 1998 | 25 | 0 |
| 1999 | 15 | 0 |
| 2000 | 16 | 0 |
| 2001 | 4 | 3 |
| 2002 | 8 | 11 |
| 2003 | 11 | 12 |
| 2004 | 4 | 11 |
| 2005 | 6 | 8 |
| 2006 | 5 | 14 |
| 2007 | 5 | 11 |
| 2008 | 6 | 18 |
| 2009 | 4 | 18 |
| 2010 | 3 | 21 |
| 2011 | 14 | 25 |
| 2012 | 7 | 31 |
| 2013 | 18 | 46 |
| 2014 | 17 | 67 |
| 2015 | 33 | 56 |
| 2016 | 36 | 61 |
| 2017 | 34 | 54 |
| 2018 | 45 | 53 |
| 2019 | 47 | 59 |
| 2020 | 56 | 56 |
| 2021 | 37 | 60 |
| 2022 | 41 | 54 |
| 2023 | 46 | 40 |
| 2024 | 39 | 27 |
| 2025 | 22 | 29 |
| 2026 | 17 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- 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.
- Selective placement of advanced composites in extruded articles and building components15 Sep 2026US 12,735,937 B2Andersen Corporation
- Three-dimensional printed composite articles4 Aug 2026US 12,697,798 B2Impossible Objects, Inc.
- Method of making a carbon-carbon composite with internal microchannels21 Jul 2026US 12,686,644 B1Cornerstone Research Group, Inc.
- Additive manufacturing using continuous-fiber reinforced composites with graphene30 Jun 2026US 12,668,031 B2Kansas State University Research Foundation
- Method for manufacturing root section of wind turbine blade, root section, semi-manufactured part of root section, wind turbine blade, and wind turbine1 Oct 2026US 2026/0298195 A1Envision Energy Technology Pte Ltd.
- Method of automated processing of high-temperature-stable, closed-pore, rigid hard foams6 Aug 2026US 2026/0225293 A1Evonik Operations GmbH
- Method of manufacturing a woven fabric for a composite airfoil for a turbine engine30 Jul 2026US 2026/0216966 A1General Electric Company
- Method for manufacturing a self-stiffened intermediate casing and intermediate casing obtained using this method9 Jul 2026US 2026/0192528 A1
- Method for manufacturing inductors and transformers with continuous winding2 Jul 2026US 2026/0188572 A1Krah IndúStria E ComéRcio De Componentes EletrôNicos Ltda
Most cited
By later US patents
- Starch-based compositions having uniformly dispersed fibers used to manufacture high strength articles having a fiber-reinforced, starch-bound cellular matrix165US 5,679,145 AE. Khashoggi Industries · 1997
- Golf club141US 4,793,616 A1988
- Molded composite article and method for making the article137US 4,025,686 AOwens-Corning Fiberglas Corporation · 1977
- Articles having a starch-bound cellular matrix reinforced with uniformly dispersed fibers132US 5,683,772 AE. Khashoggi Industries · 1997
- Synthetic reinforcing strands with spaced filaments130US 5,866,253 AIsorca, Inc. · 1999