B29B 15/12
Of reinforcements of indefinite length
Official title: of reinforcements of indefinite length
B29B15/12 (Of reinforcements of indefinite length) appears on 1,017 US grants and 951 published applications in this corpus.
Search patents in B29B- Granted patents
- 1,017
- Published applications
- 951
- Assignees
- 557
- Inventors
- 2,147
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 6 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 9 | 0 |
| 1985 | 13 | 0 |
| 1986 | 11 | 0 |
| 1987 | 18 | 0 |
| 1988 | 17 | 0 |
| 1989 | 12 | 0 |
| 1990 | 13 | 0 |
| 1991 | 15 | 0 |
| 1992 | 29 | 0 |
| 1993 | 15 | 0 |
| 1994 | 17 | 0 |
| 1995 | 17 | 0 |
| 1996 | 13 | 0 |
| 1997 | 21 | 0 |
| 1998 | 37 | 0 |
| 1999 | 31 | 0 |
| 2000 | 25 | 0 |
| 2001 | 13 | 6 |
| 2002 | 14 | 23 |
| 2003 | 15 | 22 |
| 2004 | 15 | 25 |
| 2005 | 12 | 14 |
| 2006 | 11 | 16 |
| 2007 | 8 | 9 |
| 2008 | 7 | 14 |
| 2009 | 5 | 18 |
| 2010 | 8 | 23 |
| 2011 | 12 | 21 |
| 2012 | 15 | 47 |
| 2013 | 13 | 35 |
| 2014 | 15 | 38 |
| 2015 | 26 | 39 |
| 2016 | 26 | 47 |
| 2017 | 24 | 70 |
| 2018 | 42 | 89 |
| 2019 | 53 | 84 |
| 2020 | 76 | 71 |
| 2021 | 47 | 65 |
| 2022 | 64 | 62 |
| 2023 | 56 | 44 |
| 2024 | 41 | 36 |
| 2025 | 35 | 26 |
| 2026 | 15 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for manufacturing a fibrous material impregnated with thermoplastic polymer15 Sep 2026US 12,734,729 B2Arkema France
- Prepreg and method for manufacturing same25 Aug 2026US 12,715,969 B2The Yokohama Rubber Co., Ltd.
- Sheet molding compound production method and fiber mat deposition device14 Jul 2026US 12,679,000 B2Mitsubishi Chemical Corporation
- Device for impregnating fibers with a defined fiber volume content14 Jul 2026US 12,679,003 B2BASF SE
- Multi-tow carbon fiber spreading and pre-impregnation system7 Jul 2026US 12,673,449 B2Zhengzhou University
- Polymer modified nanofiber composites10 Sep 2026US 2026/0265416 A1University of Maine System Board of Trustees
- Manufacturing device and manufacturing method for pressure tank27 Aug 2026US 2026/0249544 A1Toyota Jidosha Kabushiki Kaisha
- High buoyancy composite materials9 Jul 2026US 2026/0194330 A1Honeywell International Inc.
- Method and device for melt-impregnating fibres with thermoplastic matrix21 May 2026US 2026/0138308 A1Leibniz-Institut FüR Verbundwerkstoffe GmbH
- Installation for impregnating a porous material with powder14 May 2026US 2026/0131354 A1Fibroline
Most cited
By later US patents
- Methods for composite filament fabrication in three dimensional printing348US 9,126,365 B1Markforged, Inc. · 2015
- Methods for composite filament fabrication in three dimensional printing261US 9,327,452 B2Markforged, Inc. · 2016
- Methods of making continuous length reinforced plastic articles248US 3,993,726 AHercules Incorporated · 1976
- Manufacturing composite materials233US 5,002,712 ABayer Aktiengesellschaft · 1991
- Three dimensional printing175US 10,076,876 B2Markforged, Inc. · 2018