D04H 13/02
Production of non-woven fabrics by partial defibrillation of oriented thermoplastics films
D04H13/02 (Production of non-woven fabrics by partial defibrillation of oriented thermoplastics films) appears on 68 US grants and 53 published applications in this corpus.
Search patents in D04H- Granted patents
- 68
- Published applications
- 53
- Assignees
- 34
- Inventors
- 160
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 4 |
| 2003 | 2 | 2 |
| 2004 | 0 | 2 |
| 2005 | 1 | 5 |
| 2006 | 1 | 5 |
| 2007 | 3 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 4 |
| 2014 | 1 | 2 |
| 2015 | 2 | 2 |
| 2016 | 2 | 4 |
| 2017 | 4 | 4 |
| 2018 | 3 | 5 |
| 2019 | 4 | 2 |
| 2020 | 5 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 4 |
| 2023 | 1 | 0 |
| 2024 | 1 | 2 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for making a composite material15 Apr 2025US 12,276,054 B2Fitesa Film Products LLC
- Fiber sheet and method for producing same18 Feb 2025US 12,227,634 B2Kao Corporation
- Method for making a composite material10 Sep 2024US 12,084,797 B2Fitesa Film Products LLC
- Patterning of an elastic laminate26 Dec 2023US 11,850,133 B2Kimberly-Clark Worldwide, Inc.
- Process and device for splitting a tape28 Dec 2021US 11,208,737 B2Teijin Aramid B.V.
- Nonwoven laminate31 Oct 2024US 2024/0359423 A1Carl Freudenberg KG
- Nonwoven fabrics including recycled polypropylene10 Oct 2024US 2024/0337051 A1
- Core-sheath fibers, nonwoven fibrous web, and respirator including the same24 Nov 2022US 2022/0372666 A13M Innovative Properties Company
- Method for making a composite material9 Jun 2022US 2022/0178057 A1Fitesa Film Products LLC
- Fiber sheet and method for producing same17 Mar 2022US 2022/0081544 A1Kao Corporation
Most cited
By later US patents
- Fibrillated foam article146US 6,646,019 B23M Innovative Properties Company · 2003
- Films having a fibrillated surface and method of making136US 6,331,343 B13M Innovative Properties Company · 2001
- Method for producing plastic microfilaments127US 4,536,361 A1985
- Microfibers and method of making109US 6,110,588 A3M Innovative Properties Company · 2000
- Scrim inserted electrostatic fibrous filter web75US 5,230,800 AMinnesota Mining and Manufacturing Company · 1993