D21H 15/10
Composite fibres
D21H15/10 (Composite fibres) appears on 203 US grants and 229 published applications in this corpus.
Search patents in D21H- Granted patents
- 203
- Published applications
- 229
- Assignees
- 113
- Inventors
- 459
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 0 |
| 2002 | 6 | 5 |
| 2003 | 1 | 11 |
| 2004 | 5 | 8 |
| 2005 | 5 | 4 |
| 2006 | 0 | 6 |
| 2007 | 1 | 9 |
| 2008 | 5 | 6 |
| 2009 | 1 | 5 |
| 2010 | 2 | 4 |
| 2011 | 3 | 4 |
| 2012 | 2 | 5 |
| 2013 | 5 | 8 |
| 2014 | 7 | 1 |
| 2015 | 2 | 5 |
| 2016 | 0 | 2 |
| 2017 | 4 | 4 |
| 2018 | 0 | 21 |
| 2019 | 8 | 20 |
| 2020 | 9 | 42 |
| 2021 | 19 | 19 |
| 2022 | 34 | 18 |
| 2023 | 18 | 11 |
| 2024 | 10 | 6 |
| 2025 | 6 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electrically conductive smart papers7 Jul 2026US 12,674,279 B2University of Washington
- Insulation material and method of making insulation material3 Mar 2026US 12,565,371 B2MP Global Products, L.L.C.
- Fibrous structure-containing articles9 Sep 2025US 12,410,561 B2The Procter & Gamble Company
- Fibrous structure-containing articles that exhibit consumer relevant properties5 Aug 2025US 12,377,631 B2The Procter & Gamble Company
- Repulpable container22 Jul 2025US 12,365,529 B2Pratt Retail Specialties, LLC
- Insulation Material And Method Of Making Insulation Material9 Jul 2026US 2026/0193014 A1MP Global Products, L.L.C.
- Medical dialysis paper and preparation method thereof26 Mar 2026US 2026/0085472 A1Zhejiang University of Science and Technology
- Fiber paper and preparation method therefor16 Oct 2025US 2025/0320662 A1Ningxia Qingyan Polymer Materials Co., Ltd.
- Foam-formed fibrous sheets with crimped staple fibers2 Oct 2025US 2025/0305217 A1Kimberly-Clark Worldwide, Inc.
- Water filter and medium therefor7 Aug 2025US 2025/0249430 A1Koslow Technologies Corporation
Most cited
By later US patents
- Fibrous structures containing immobilized particulate matter181US 5,486,410 AHoechst Celanese Corporation · 1996
- Filtration structures of wet laid, bicomponent fiber148US 5,580,459 AHoechst Celanese Corporation · 1996
- Bicomponent synthesis fibre and process for producing same141US 5,456,982 ADanaklon A/S · 1995
- Wet laid bonded fibrous web containing bicomponent fibers including LLDPE116US 5,167,765 AHoechst Celanese Corporation · 1992
- System and method for producing bonded fiber/cellulose products111US 8,795,470 B22014