D01D 5/08
Melt spinning methods
Official title: Melt spinning methods {(D01D5/0023 takes precedence)}
D01D5/08 (Melt spinning methods) appears on 1,585 US grants and 1,818 published applications in this corpus.
Search patents in D01D- Granted patents
- 1,585
- Published applications
- 1,818
- Assignees
- 747
- Inventors
- 3,501
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 9 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 17 | 0 |
| 1981 | 16 | 0 |
| 1982 | 16 | 0 |
| 1983 | 10 | 0 |
| 1984 | 12 | 0 |
| 1985 | 18 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 16 | 0 |
| 1990 | 14 | 0 |
| 1991 | 20 | 0 |
| 1992 | 23 | 0 |
| 1993 | 31 | 0 |
| 1994 | 17 | 0 |
| 1995 | 22 | 0 |
| 1996 | 17 | 0 |
| 1997 | 34 | 0 |
| 1998 | 29 | 0 |
| 1999 | 27 | 0 |
| 2000 | 25 | 0 |
| 2001 | 29 | 11 |
| 2002 | 31 | 58 |
| 2003 | 41 | 58 |
| 2004 | 42 | 36 |
| 2005 | 36 | 45 |
| 2006 | 19 | 35 |
| 2007 | 11 | 30 |
| 2008 | 13 | 31 |
| 2009 | 18 | 39 |
| 2010 | 18 | 57 |
| 2011 | 27 | 41 |
| 2012 | 32 | 49 |
| 2013 | 24 | 54 |
| 2014 | 29 | 65 |
| 2015 | 28 | 72 |
| 2016 | 56 | 61 |
| 2017 | 43 | 107 |
| 2018 | 39 | 96 |
| 2019 | 61 | 96 |
| 2020 | 72 | 134 |
| 2021 | 75 | 114 |
| 2022 | 83 | 134 |
| 2023 | 90 | 136 |
| 2024 | 106 | 115 |
| 2025 | 77 | 89 |
| 2026 | 61 | 55 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- D01D 5/098With simultaneous stretching778
- D01D 5/088Cooling filaments, threads or the like, leaving the spinnerettes343
- D01D 5/082Of mixed yarn115
- D01D 5/084Heating filaments, threads or the like, leaving the spinnerettes85
- D01D 5/096Humidity control, or oiling, of filaments, threads or the like, leaving the49
- D01D 5/10Using organic materials21
Recent patents
- Polytetrafluoroethylene porous fiber and manufacturing and modifying process thereof6 Oct 2026US 12,753,532 B2Shandong University
- Liquid crystal polyester fibers and method for producing same22 Sep 2026US 12,742,261 B2Kuraray Co., Ltd.
- Polymer fibers for concrete reinforcement8 Sep 2026US 12,729,294 B2Sika Technology AG
- Apparatus for making spunbond8 Sep 2026US 12,729,468 B2Reifenhaeuser GmbH & Co. KG Maschinenfabrik
- Elastomeric laminate(s) for absorbent article donning1 Sep 2026US 12,721,760 B2The Procter & Gamble Company
- Elastomeric laminate(s) for absorbent article donning8 Oct 2026US 2026/0306309 A1The Procter & Gamble Company
- Non-woven of spunbonded thermoplastic filaments having improved weldability properties and method for manufacturing such a non-woven8 Oct 2026US 2026/0306698 A1Dounor SAS
- Cleaning Wipes1 Oct 2026US 2026/0297821 A1
- Apparatus for making spunbond1 Oct 2026US 2026/0297824 A1Reifenhaeuser GmbH & Co. KG Maschinenfabrik
- Methods and apparatuses for making elastomeric laminates24 Sep 2026US 2026/0283863 A1The Procter & Gamble Company
Most cited
By later US patents
- Melt-blown fibrous web1,019US 5,582,907 APall Corporation · 1996
- Melt blowing process241US 3,978,185 AExxon Research & Engineering Co. · 1976
- Process and apparatus for the production of nanofibers212US 6,520,425 B1The University of Akron · 2003
- Superfine microfiber nonwoven web177US 5,935,883 AKimberly-Clark Worldwide, Inc. · 1999
- Process and apparatus for the production of nanofibers176US 6,382,526 B1The University of Akron · 2002