D04H 1/43916
Microcellular fibres
Official title: {microcellular fibres, e.g. porous or foamed fibres}
D04H1/43916 (Microcellular fibres) appears on 20 US grants and 25 published applications in this corpus.
Search patents in D04H- Granted patents
- 20
- Published applications
- 25
- Assignees
- 18
- Inventors
- 74
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 4 |
| 2004 | 3 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 2 | 5 |
| 2024 | 3 | 3 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High-porosity nanofiber nonwovens as a support structure for stromal tissue28 Jul 2026US 12,691,203 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Zoned and/or layered substrates and method and apparatus for producing the same6 May 2025US 12,291,819 B2Kimberly-Clark Worldwide, Inc.
- Foamed articles and methods of making the same29 Apr 2025US 12,286,733 B2NIKE, Inc.
- Method and apparatus for producing a zoned substrate8 Apr 2025US 12,270,154 B2Kimberly-Clark Worldwide, Inc.
- Process for making three-dimensional foam-laid nonwovens15 Oct 2024US 12,116,706 B2Kimberly-Clark Worldwide, Inc.
- Grafted articles derived from porous polymeric fibers and methods thereof20 Aug 2026US 2026/0243018 A13M Innovative Properties Company
- Foamed articles and methods of making the same2 Oct 2025US 2025/0305193 A1NIKE, Inc.
- Zoned and/or layered substrates and method and apparatus for producing the same7 Aug 2025US 2025/0250740 A1Kimberly-Clark Worldwide, Inc.
- Method and apparatus for producing a zoned substrate18 Apr 2024US 2024/0125048 A1Kimberly-Clark Worldwide, Inc.
- High-porosity nanofiber nonwovens as a support structure for stromal tissue14 Mar 2024US 2024/0082462 A1Fraunhofer-Gesellschaft zurförderung der angewandten Forschung e.V.
Most cited
By later US patents
- Method of treating discontinuous fibers78US 5,064,689 AWeyerhaeuser Company · 1991
- Non-woven fabric21US 4,483,897 AChisso Corporation · 1984
- Fiber entanglements and method of producing same20US 4,833,012 AKuraray Co., Ltd. · 1989
- Fibers and fabrics with insulating, water-proofing, and flame-resistant properties17US 6,723,378 B2The Regents of the University of California · 2004
- Batting thermal insulation with fire resistant properties13US 5,275,875 AThe Dow Chemical Company · 1994