D01D
Mechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres
Official title: Mechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons
D01D (Mechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres) appears on 6,607 US grants and 7,270 published applications in this corpus.
Search patents in D01D- Granted patents
- 6,607
- Published applications
- 7,270
- Assignees
- 2,696
- Inventors
- 15,207
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 97 | 0 |
| 1977 | 97 | 0 |
| 1978 | 82 | 0 |
| 1979 | 55 | 0 |
| 1980 | 77 | 0 |
| 1981 | 91 | 0 |
| 1982 | 98 | 0 |
| 1983 | 66 | 0 |
| 1984 | 76 | 0 |
| 1985 | 70 | 0 |
| 1986 | 41 | 0 |
| 1987 | 54 | 0 |
| 1988 | 59 | 0 |
| 1989 | 85 | 0 |
| 1990 | 66 | 0 |
| 1991 | 88 | 0 |
| 1992 | 100 | 0 |
| 1993 | 100 | 0 |
| 1994 | 93 | 0 |
| 1995 | 97 | 0 |
| 1996 | 88 | 0 |
| 1997 | 121 | 0 |
| 1998 | 120 | 0 |
| 1999 | 124 | 0 |
| 2000 | 98 | 0 |
| 2001 | 97 | 37 |
| 2002 | 125 | 142 |
| 2003 | 111 | 179 |
| 2004 | 113 | 157 |
| 2005 | 88 | 160 |
| 2006 | 71 | 142 |
| 2007 | 60 | 125 |
| 2008 | 47 | 178 |
| 2009 | 68 | 239 |
| 2010 | 101 | 308 |
| 2011 | 116 | 253 |
| 2012 | 128 | 225 |
| 2013 | 168 | 320 |
| 2014 | 156 | 312 |
| 2015 | 193 | 357 |
| 2016 | 216 | 345 |
| 2017 | 200 | 368 |
| 2018 | 235 | 379 |
| 2019 | 239 | 395 |
| 2020 | 295 | 436 |
| 2021 | 283 | 435 |
| 2022 | 250 | 482 |
| 2023 | 281 | 401 |
| 2024 | 355 | 376 |
| 2025 | 290 | 307 |
| 2026 | 178 | 212 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- D01D 5/00Formation of filaments, threads, or the like5,845
- D01D 1/00Treatment of filament-forming or like material698
- D01D 4/00Spinnerette packs603
- D01D 10/00Physical treatment of artificial filaments or the like during manufacture, i.e. during540
- D01D 11/00Mechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres193
- D01D 7/00Collecting the newly-spun products151
- D01D 13/00Complete machines for producing artificial threads127
Recent patents
- Medical device for introducing into a bodily hollow viscus, medical set, and production method6 Oct 2026US 12,751,812 B2Acandis GmbH & Co. KG
- Hollow fiber membrane material for high-humidification hydrogen fuel cell humidifier and preparation method and application thereof6 Oct 2026US 12,753,530 B2University of Electronic Science and Technology of China
- Device for manufacturing filament three-dimensional bonded member6 Oct 2026US 12,753,531 B2airweave inc.
- Polytetrafluoroethylene porous fiber and manufacturing and modifying process thereof6 Oct 2026US 12,753,532 B2Shandong University
- Color-changing antibacterial nanofiber29 Sep 2026US 12,746,214 B2University of Manitoba
- Multifunctional filter materials8 Oct 2026US 2026/0305741 A1Khalifa University of Science and Technology
- 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
- Encapsulant-containing polymer capsules and fibers and composites including same8 Oct 2026US 2026/0308808 A1Arizona Board of Regents on behalf of Arizona State University
- Method of producing a linear nanofibrous structure in an alternating electric current (ac) electric field from a polymer solution or polymer melt and a device for performing the method8 Oct 2026US 2026/0308809 A1Technicka Univerzita V Liberci
Most cited
By later US patents
- Vascular closure device1,319US 8,790,684 B2Cordis Corporation · 2014
- Melt-blown fibrous web1,019US 5,582,907 APall Corporation · 1996
- Polyolefin-containing extrudable compositions and methods for their formation into elastomeric products including microfibers991US 4,663,220 AKimberly-Clark Corporation · 1987
- Woven constructs with interlocked standing fibers858US 10,271,849 B2Ethicon, Inc. · 2019
- Compressible adjuncts with bonding nodes852US 10,172,620 B2Ethicon, Inc. · 2019