B28B 1/42
Using mixtures containing fibres
Official title: using mixtures containing fibres, e.g. for making sheets by slitting the wound layer
B28B1/42 (Using mixtures containing fibres) appears on 19 US grants and 21 published applications in this corpus.
Search patents in B28B- Granted patents
- 19
- Published applications
- 21
- Assignees
- 16
- Inventors
- 51
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 3 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 2 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 2 |
| 2025 | 1 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for manufacturing multiple seal arc segments9 Jun 2026US 12,649,257 B2Rtx Corporation
- Layered formed sheet and method for manufacturing the same17 Mar 2026US 12,577,155 B2Kuraray Co., Ltd.
- Internal tooling configuration for the creation of z-channels in woven ceramic matrix composite preforms18 Nov 2025US 12,473,236 B2Rtx Corporation
- Ribbonized tows for optimized improved composite performance25 Jun 2024US 12,017,379 B2Rtx Corporation
- Preform crossovers for composite airfoils21 Mar 2023US 11,608,748 B2Raytheon Technologies Corporation
- Plastic encased carbonaceous foam mandrel and method16 Apr 2026US 2026/0102941 A1Rtx Corporation
- Ribbonized tows for optimized improved composite performance5 Feb 2026US 2026/0034707 A1Rtx Corporation
- Internal tooling configuration for the creation of z-channels in woven ceramic matrix composite preforms24 Apr 2025US 2025/0128990 A1Rtx Corporation
- Resin formulations and related articles and methods30 Jan 2025US 2025/0034048 A1Northrop Grumman Systems Corporation
- Method for manufacturing multiple seal arc segments10 Oct 2024US 2024/0335978 A1Raytheon Technologies Corporation
Most cited
By later US patents
- Compositions and methods for preparing multiple-component composite materials130US 6,803,003 B2Advanced Ceramics Research, Inc. · 2004
- Fiber reinforced cementitious substrate40US 4,085,001 AAsahi Glass Company, Limited · 1978
- Production of thin, plastic-reinforced, hydraulically bound boards13US 4,267,136 AStamicarbon B. V. · 1981
- Process for manufacturing cement plates reinforced with fibrillated polymeric films8US 4,594,210 AMoplefan S.p.A. · 1986
- Ceramic matrix composite repair by reactive processing and mechanical interlocking7US 9,366,140 B2ROLLS-ROYCE plc · 2016