B32B 5/08
The fibres or filaments of a layer being of different substances
Official title: the fibres or filaments of a layer being of different substances {, e.g. conjugate fibres, mixture of different fibres}
B32B5/08 (The fibres or filaments of a layer being of different substances) appears on 1,430 US grants and 2,198 published applications in this corpus.
Search patents in B32B- Granted patents
- 1,430
- Published applications
- 2,198
- Assignees
- 1,013
- Inventors
- 4,199
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 9 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 9 | 0 |
| 1986 | 10 | 0 |
| 1987 | 8 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 10 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 20 | 0 |
| 1997 | 23 | 0 |
| 1998 | 18 | 0 |
| 1999 | 12 | 0 |
| 2000 | 15 | 0 |
| 2001 | 6 | 4 |
| 2002 | 14 | 19 |
| 2003 | 13 | 17 |
| 2004 | 11 | 45 |
| 2005 | 8 | 49 |
| 2006 | 22 | 59 |
| 2007 | 21 | 66 |
| 2008 | 16 | 44 |
| 2009 | 20 | 61 |
| 2010 | 29 | 145 |
| 2011 | 39 | 73 |
| 2012 | 48 | 74 |
| 2013 | 43 | 65 |
| 2014 | 35 | 60 |
| 2015 | 49 | 64 |
| 2016 | 36 | 139 |
| 2017 | 46 | 138 |
| 2018 | 59 | 145 |
| 2019 | 73 | 172 |
| 2020 | 120 | 183 |
| 2021 | 101 | 178 |
| 2022 | 115 | 141 |
| 2023 | 109 | 84 |
| 2024 | 90 | 78 |
| 2025 | 67 | 56 |
| 2026 | 38 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lofty nonwoven fabrics29 Sep 2026US 12,746,735 B2Magnera Corporation
- Multilayer non-woven mat for lead acid batteries and applications therefor22 Sep 2026US 12,744,285 B2Johns Manville
- Impact resistant underbody shield materials and articles and methods of using them1 Sep 2026US 12,722,719 B2Hanwha Azdel, Inc.
- Permeable materials capable of lightning strike protection and use thereof in resin infusion processing25 Aug 2026US 12,715,198 B2Cytec Industries Inc.
- Infrared-transparent porous polymer textile for human body cooling and heating18 Aug 2026US 12,708,157 B2The Board of Trustees of the Leland Stanford Junior University
- Humidifying woven fabric, core material, and humidifier17 Sep 2026US 2026/0273894 A1Shenzhen Chenbei Technology Co., Ltd.
- Nonwoven aggregate and method of making same10 Sep 2026US 2026/0264363 A1Optimum Technology IP LLC
- Active fabrics, garments, and materials27 Aug 2026US 2026/0248209 A1Regents of the University of Minnesota
- Reinforced structural layer and wind turbine blade20 Aug 2026US 2026/0241663 A1Envision Energy CO.,LTD
- Water-impermeable multi-layer absorbent towel13 Aug 2026US 2026/0233490 A1Cascada Luxe LLC
Most cited
By later US patents
- Nonwoven thermoplastic fabric751US 4,041,203 AKimberly-Clark Corporation · 1977
- Composite nonwoven elastic web324US 4,657,802 AKimberly-Clark Corporation · 1987
- Multi-direction stretch composite elastic material including a reversibly necked material297US 5,114,781 AKimberly-Clark Corporation · 1992
- Multilayer nonwoven composite structure291US 5,145,727 AKimberly-Clark Corporation · 1992
- Molded fibrous filtration products221US 4,536,440 AMinnesota Mining and Manufacturing Company · 1985