B29L 2031/731
Filamentary material, i.e. comprised of a single element
Official title: {Filamentary material, i.e. comprised of a single element, e.g. filaments, strands, threads, fibres (cables B29L2031/707)}
B29L2031/731 (Filamentary material, i.e. comprised of a single element) appears on 253 US grants and 311 published applications in this corpus.
Search patents in B29L- Granted patents
- 253
- Published applications
- 311
- Assignees
- 216
- Inventors
- 724
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 3 |
| 2002 | 2 | 2 |
| 2003 | 5 | 7 |
| 2004 | 4 | 9 |
| 2005 | 5 | 6 |
| 2006 | 3 | 1 |
| 2007 | 1 | 5 |
| 2008 | 2 | 3 |
| 2009 | 1 | 3 |
| 2010 | 3 | 8 |
| 2011 | 1 | 17 |
| 2012 | 4 | 10 |
| 2013 | 8 | 4 |
| 2014 | 9 | 14 |
| 2015 | 8 | 40 |
| 2016 | 12 | 38 |
| 2017 | 19 | 35 |
| 2018 | 21 | 17 |
| 2019 | 32 | 23 |
| 2020 | 19 | 16 |
| 2021 | 16 | 14 |
| 2022 | 12 | 11 |
| 2023 | 8 | 9 |
| 2024 | 7 | 5 |
| 2025 | 8 | 5 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-material polymer filament for three-dimensional printing14 Jul 2026US 12,680,199 B2The United States of America as represented by the Secretary of the Army
- Method for recycling polyester9 Jun 2026US 12,649,262 B2Php Fibers GmbH
- Highly crystalline poly(lactic acid) filaments for material-extrusion based additive manufacturing14 Apr 2026US 12,600,072 B2Jf Polymers (Suzhou) Co., Ltd.
- Triboelectric fibers, generators, and sensors24 Mar 2026US 12,583,165 B2Virginia Tech Intellectual Properties, Inc.
- Methods and compositions for synthesizing improved silk fibers17 Mar 2026US 12,577,354 B2Bolt Threads, Inc.
- Mix for the production of microporous structures25 Jun 2026US 2026/0175478 A1Innospire Technologies GmbH
- Functional textiles and manufacturing methods18 Jun 2026US 2026/0168137 A1Cocona, Inc.
- Helical artificial turf fiber with anti-splicing agent7 May 2026US 2026/0125826 A1Polytex Sportbelage Produktions-GmbH
- Helical artificial turf fiber with different polymers in core and periphery7 May 2026US 2026/0125828 A1Polytex Sportbelage Produktions-GmbH
- Artificial turf with traction control agent7 May 2026US 2026/0125858 A1Polytex Sportbelage Produktions-GmbH
Most cited
By later US patents
- Method for forming nonwoven webs1,405US 4,340,563 AKimberly-Clark Corporation · 1982
- Hollow fiber membranes and method of manufacture123US 5,762,798 AMinntech Corporation · 1998
- Antifalsification document having a security thread embedded therein and a method for producing the same119US 4,892,336 AGAO Gesellschaft fuer Automation und Organisation mbH · 1990
- Micro heating apparatus for synthetic fibers98US 6,180,950 B22001
- Method for making extruded, oriented fiber59US 6,613,254 B1Ethicon, Inc. · 2003