D01D 5/00
Formation of filaments, threads, or the like
D01D5/00 (Formation of filaments, threads, or the like) appears on 5,845 US grants and 6,731 published applications in this corpus.
Search patents in D01D- Granted patents
- 5,845
- Published applications
- 6,731
- Assignees
- 2,500
- Inventors
- 13,852
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 74 | 0 |
| 1977 | 76 | 0 |
| 1978 | 60 | 0 |
| 1979 | 41 | 0 |
| 1980 | 66 | 0 |
| 1981 | 74 | 0 |
| 1982 | 87 | 0 |
| 1983 | 60 | 0 |
| 1984 | 57 | 0 |
| 1985 | 63 | 0 |
| 1986 | 33 | 0 |
| 1987 | 40 | 0 |
| 1988 | 43 | 0 |
| 1989 | 67 | 0 |
| 1990 | 49 | 0 |
| 1991 | 74 | 0 |
| 1992 | 82 | 0 |
| 1993 | 93 | 0 |
| 1994 | 84 | 0 |
| 1995 | 79 | 0 |
| 1996 | 71 | 0 |
| 1997 | 104 | 0 |
| 1998 | 96 | 0 |
| 1999 | 103 | 0 |
| 2000 | 91 | 0 |
| 2001 | 84 | 35 |
| 2002 | 108 | 132 |
| 2003 | 100 | 162 |
| 2004 | 104 | 145 |
| 2005 | 78 | 143 |
| 2006 | 65 | 128 |
| 2007 | 50 | 119 |
| 2008 | 43 | 165 |
| 2009 | 62 | 227 |
| 2010 | 94 | 286 |
| 2011 | 106 | 232 |
| 2012 | 123 | 210 |
| 2013 | 154 | 295 |
| 2014 | 142 | 281 |
| 2015 | 173 | 329 |
| 2016 | 195 | 321 |
| 2017 | 182 | 355 |
| 2018 | 211 | 352 |
| 2019 | 221 | 357 |
| 2020 | 273 | 410 |
| 2021 | 260 | 395 |
| 2022 | 231 | 451 |
| 2023 | 259 | 378 |
| 2024 | 324 | 344 |
| 2025 | 269 | 286 |
| 2026 | 167 | 193 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- D01D 5/08Melt spinning methods1,585
- D01D 5/0007Electro-spinning1,372
- D01D 5/24Formation of filaments, threads, or the like: with a hollow structure726
- D01D 5/28While mixing different spinning solutions or melts during the spinning operation661
- D01D 5/253Formation of filaments, threads, or the like: with a non-circular cross section525
- D01D 5/12Stretch-spinning methods509
- D01D 5/06Wet spinning methods501
- D01D 5/18Formation of filaments, threads, or the like: by means of rotating spinnerets330
All 17 subgroupsShow fewer
- D01D 5/42Formation of filaments, threads, or the like: by cutting films into narrow242
- D01D 5/22Formation of filaments, threads, or the like: with a crimped or curled188
- D01D 5/11Flash-spinning160
- D01D 5/04Dry spinning methods146
- D01D 5/40Formation of filaments, threads, or the like: by applying a shearing force97
- D01D 5/38Formation of filaments, threads, or the like during polymerisation75
- D01D 5/20Formation of filaments, threads, or the like: with varying denier along their65
- D01D 5/26Formation of staple fibres48
- D01D 5/02Starting the formation17
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