D04H 1/65
Using mixed or composite fibres
Official title: using mixed or composite fibres
D04H1/65 (Using mixed or composite fibres) appears on 22 US grants and 21 published applications in this corpus.
Search patents in D04H- Granted patents
- 22
- Published applications
- 21
- Assignees
- 23
- Inventors
- 80
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 3 |
| 2019 | 0 | 0 |
| 2020 | 0 | 4 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 4 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High efficiency synthetic filter media1 Sep 2026US 12,722,107 B2Knowlton Technologies, LLC
- Fluoropolymer fiber-bonding agent and articles produced therewith14 Apr 2026US 12,601,092 B2Arkema Inc.
- Process for the preparation of a microfibrous suede-like nonwoven fabric13 Jan 2026US 12,522,978 B2Alcantara S.P. A.
- Process for manufacturing non-woven fabric-like composite materials from shredded polymer-coated paper products and coffee grounds22 Jul 2025US 12,366,018 B2Chopvalue Manufacturing Ltd
- High efficiency synthetic filter media10 Jan 2023US 11,547,963 B2Knowlton Technologies, LLC
- Nonwoven fabric for oral pouched product, and methods of manufacturing a nonwoven fabric30 Jul 2026US 2026/0218428 A1
- High efficiency synthetic filter media25 May 2023US 2023/0158430 A1Knowlton Technologies, LLC
- Materials, including nonwoven materials, and methods thereof11 May 2023US 2023/0144496 A1National Nonwovens Inc.
- Thermoformable nonwoven composite4 May 2023US 2023/0135435 A1Milliken & Company
- Process for Manufacturing Non-Woven Fabric-Like Composite Materials from Shredded Polymer-Coated Paper Products and Coffee Grounds9 Mar 2023US 2023/0074931 A1Ecobrain Co., Ltd.
Most cited
By later US patents
- Nonwoven sheets, adhesive articles, and methods for making the same94US 6,383,958 B12002
- Process for making high efficiency synthetic filter media29US 10,981,096 B2Knowlton Technologies, LLC · 2021
- Binders, impregnating agents and coating agents based on an aqueous dispersion of an amide-containing copolymer28US 4,289,676 ABASF SE · 1981
- Non woven fabrics suitable for diaper and diaper coverstock28US 4,406,660 ARohm and Haas Company · 1983
- Process for the production of chemically bonded non-woven sheet materials containing a binder of microheteroporous structure20US 4,397,892 ABor-, Mubor-es Cipoipari Kutato Intezet · 1983