D01D 1/00
Treatment of filament-forming or like material
Official title: Treatment of filament-forming or like material (working of plastics or substances in a plastic state, in general B29)
D01D1/00 (Treatment of filament-forming or like material) appears on 698 US grants and 914 published applications in this corpus.
Search patents in D01D- Granted patents
- 698
- Published applications
- 914
- Assignees
- 588
- Inventors
- 2,472
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 10 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 15 | 0 |
| 1999 | 15 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 1 |
| 2002 | 15 | 8 |
| 2003 | 7 | 9 |
| 2004 | 6 | 7 |
| 2005 | 3 | 11 |
| 2006 | 5 | 6 |
| 2007 | 7 | 7 |
| 2008 | 4 | 15 |
| 2009 | 7 | 5 |
| 2010 | 2 | 25 |
| 2011 | 4 | 10 |
| 2012 | 9 | 20 |
| 2013 | 12 | 20 |
| 2014 | 17 | 32 |
| 2015 | 17 | 31 |
| 2016 | 14 | 44 |
| 2017 | 28 | 53 |
| 2018 | 27 | 42 |
| 2019 | 39 | 63 |
| 2020 | 40 | 81 |
| 2021 | 36 | 57 |
| 2022 | 43 | 84 |
| 2023 | 51 | 77 |
| 2024 | 66 | 83 |
| 2025 | 61 | 74 |
| 2026 | 42 | 49 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Spinning solution, and alginate fiber comprising cannabidiol, method for producing the same, and use thereof22 Sep 2026US 12,740,946 B2Pell Bio-Med Technology Co., Ltd.
- Thin-layer treatment device15 Sep 2026US 12,734,463 B2Aurotec GmbH
- Laser writing in ambient conditions for carbonization of synthetic polymers, including nanostructured polymers treated in alkaline media15 Sep 2026US 12,735,815 B2Fondazione Istituto Italiano Di Technologia 5%
- Method and device for preparing modified poly (m-phenylene isophthalamide) (PMIA) fiber by continuous polymerization-dry-wet spinning1 Sep 2026US 12,723,329 B2Zhuzhou Times New Material Technology Co., Ltd.
- High-entropy carbide ceramic and rare earth-containing high-entropy carbide ceramic, fibers and precursors thereof, and methods for preparing the same11 Aug 2026US 12,703,667 B2Institute of Chemistry, Chinese Academy of Sciences
- 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, Apparatus and Composition for Fibre Deposition8 Oct 2026US 2026/0308810 A1Cambridge Enterprise Limited
- High-temperature-resistant wear-resistant brush material and preparation method thereof8 Oct 2026US 2026/0308811 A1
- Roll-to-roll processing of hierarchically porous acrylic fibers through guided spinodal decomposition8 Oct 2026US 2026/0308812 A1
- Cleaning Wipes1 Oct 2026US 2026/0297821 A1
Most cited
By later US patents
- Method of producing abrasive fibers84US 4,627,950 AKanebo, Ltd. · 1986
- Lyocell film made from cellulose having low degree of polymerization values80US 6,440,547 B1Weyerhaeuser Company · 2002
- Polymer, polymer microfiber, polymer nanofiber and applications including filter structures78US 7,270,693 B2Donaldson Company, Inc. · 2007
- Lyocell fibers, and compositions for making the same77US 6,471,727 B2Weyerhaeuser Company · 2002
- Apparatus and method for emulsifying a pressurized multi-component liquid76US 6,380,264 B1Kimberly-Clark Corporation · 2002