D01D 5/40
Formation of filaments, threads, or the like: by applying a shearing force
Official title: by applying a shearing force to a dispersion or solution of filament formable polymers, e.g. by stirring
D01D5/40 (Formation of filaments, threads, or the like: by applying a shearing force) appears on 97 US grants and 50 published applications in this corpus.
Search patents in D01D- Granted patents
- 97
- Published applications
- 50
- Assignees
- 69
- Inventors
- 267
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 9 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 2 | 4 |
| 2009 | 1 | 0 |
| 2010 | 1 | 4 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 3 | 3 |
| 2014 | 2 | 7 |
| 2015 | 6 | 4 |
| 2016 | 1 | 3 |
| 2017 | 3 | 2 |
| 2018 | 3 | 2 |
| 2019 | 2 | 4 |
| 2020 | 3 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 3 | 0 |
| 2024 | 0 | 2 |
| 2025 | 3 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Detecting compounds in airborne particles using ion exchange19 May 2026US 12,631,586 B2Gentex Corporation
- Systems, kits, and methods for forming in situ silk fibroin fibers and/or aerosols3 Mar 2026US 12,565,521 B2Trustees of Tufts College
- Method for preparing aramid nanofiber dispersion8 Apr 2025US 12,269,922 B2Korea Research Institute of Chemical Technology
- Emulsion composition, polystyrene nano-fiber, polystyrene nano-fiber product, preparation method, and use thereof11 Mar 2025US 12,247,119 B2Jiangsu Guowang High-Technique Fiber Co., Ltd.
- Fractal-like polymeric particles and their use in diverse applications28 Jan 2025US 12,209,203 B2North Carolina State University
- Green and Low-Energy Preparation Method for Cellulose Nanofibers Based on Cold Plasma26 Feb 2026US 2026/0055537 A1South China University of Technology
- Systems, kits, and methods for forming in situ silk fibroin fibers and/or aerosols5 Dec 2024US 2024/0401242 A1Trustees of Tufts College
- Fractal-like polymeric particles and their use in diverse applications7 Mar 2024US 2024/0076509 A1North Carolina State University
- Emulsion composition, polystyrene nano-fiber, polystyrene nano-fiber product, preparation method, and use thereof31 Mar 2022US 2022/0098395 A1Jiangsu Guowang High-Technique Fiber Co., Ltd.
- Poly(glycerol sebacate) fibers, fabrics formed therefrom, and methods of fiber manufacture10 Feb 2022US 2022/0042207 A1The Secant Group, LLC
Most cited
By later US patents
- Aqueous collagen composition138US 4,140,537 ACollagen Corporation · 1979
- Process for continuous preparation of fibrous polymer crystals76US 4,137,394 AStamicarbon B. V. · 1979
- Tobacco smoke filter materials, fibrous cellulose esters, and production processes70US 5,863,652 ADaicel Chemical Industries, Ltd. · 1999
- High strength and high tensile modulus fibers or poly(ethylene oxide)57US 4,619,988 AAllied Corporation · 1986
- Cellulose ester fibrillar structure51US 4,047,862 ACelanese Corporation · 1977