D04H 1/56
In association with fibre formation
Official title: in association with fibre formation, e.g. immediately following extrusion of staple fibres
D04H1/56 (In association with fibre formation) appears on 994 US grants and 896 published applications in this corpus.
Search patents in D04H- Granted patents
- 994
- Published applications
- 896
- Assignees
- 406
- Inventors
- 2,208
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 7 | 0 |
| 1981 | 3 | 0 |
| 1982 | 8 | 0 |
| 1983 | 7 | 0 |
| 1984 | 10 | 0 |
| 1985 | 8 | 0 |
| 1986 | 9 | 0 |
| 1987 | 14 | 0 |
| 1988 | 22 | 0 |
| 1989 | 25 | 0 |
| 1990 | 26 | 0 |
| 1991 | 14 | 0 |
| 1992 | 26 | 0 |
| 1993 | 27 | 0 |
| 1994 | 22 | 0 |
| 1995 | 43 | 0 |
| 1996 | 28 | 0 |
| 1997 | 43 | 0 |
| 1998 | 46 | 0 |
| 1999 | 30 | 0 |
| 2000 | 25 | 0 |
| 2001 | 28 | 12 |
| 2002 | 24 | 35 |
| 2003 | 29 | 38 |
| 2004 | 21 | 51 |
| 2005 | 23 | 44 |
| 2006 | 16 | 30 |
| 2007 | 7 | 29 |
| 2008 | 12 | 26 |
| 2009 | 11 | 31 |
| 2010 | 14 | 28 |
| 2011 | 16 | 28 |
| 2012 | 20 | 22 |
| 2013 | 19 | 23 |
| 2014 | 18 | 21 |
| 2015 | 19 | 18 |
| 2016 | 17 | 28 |
| 2017 | 11 | 46 |
| 2018 | 12 | 27 |
| 2019 | 26 | 34 |
| 2020 | 32 | 36 |
| 2021 | 20 | 42 |
| 2022 | 16 | 33 |
| 2023 | 31 | 55 |
| 2024 | 25 | 67 |
| 2025 | 21 | 57 |
| 2026 | 31 | 35 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Soft absorbent coform nonwoven web29 Sep 2026US 12,747,526 B2Kimberly-Clark Worldwide, Inc.
- Waterproof, breathable nonwoven textiles for articles and methods of making the same22 Sep 2026US 12,741,454 B2NIKE, Inc.
- Breathable and waterproof cloth and manufacturing method thereof15 Sep 2026US 12,734,783 B2Taiwan Textile Research Institute
- Medical material and product and preparation method thereof8 Sep 2026US 12,728,182 B2Peking University School of Stomatology
- Melt-blown nonwoven fabric, method of producing the same, layered body, filter for face mask, and face mask25 Aug 2026US 12,716,153 B2Kaneka Corporation
- Construction of thermal insulation material for providing optimum functionalities in different parts of hand and feet for winter glove and footwear products8 Oct 2026US 2026/0305743 A1
- Sterilization packaging1 Oct 2026US 2026/0296704 A1STERIS Inc.
- Absorbent composite web comprising high porosity layer and particles intermingled with continuous micro-filaments1 Oct 2026US 2026/0297822 A1
- Article including blown microfibers and fire barrier particles and related processes24 Sep 2026US 2026/0286585 A13M Innovative Properties Company
- Sanitary mask sheet17 Sep 2026US 2026/0272077 A1Kao Corporation
Most cited
By later US patents
- Nonwoven fabric and method of producing same1,280US 4,100,324 AKimberly-Clark Corporation · 1978
- Melt-blown fibrous web1,019US 5,582,907 APall Corporation · 1996
- Polyolefin-containing extrudable compositions and methods for their formation into elastomeric products including microfibers991US 4,663,220 AKimberly-Clark Corporation · 1987
- Woven constructs with interlocked standing fibers858US 10,271,849 B2Ethicon, Inc. · 2019
- Compressible adjuncts with bonding nodes852US 10,172,620 B2Ethicon, Inc. · 2019