D03D 15/33
Ultrafine fibres
Official title: Ultrafine fibres, e.g. microfibres or nanofibres
D03D15/33 (Ultrafine fibres) appears on 76 US grants and 122 published applications in this corpus.
Search patents in D03D- Granted patents
- 76
- Published applications
- 122
- Assignees
- 80
- Inventors
- 285
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 3 |
| 2004 | 0 | 4 |
| 2005 | 1 | 3 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 4 |
| 2009 | 1 | 6 |
| 2010 | 1 | 3 |
| 2011 | 0 | 5 |
| 2012 | 2 | 5 |
| 2013 | 3 | 9 |
| 2014 | 3 | 2 |
| 2015 | 3 | 4 |
| 2016 | 4 | 2 |
| 2017 | 1 | 4 |
| 2018 | 3 | 7 |
| 2019 | 5 | 9 |
| 2020 | 3 | 3 |
| 2021 | 6 | 8 |
| 2022 | 4 | 5 |
| 2023 | 2 | 4 |
| 2024 | 4 | 10 |
| 2025 | 5 | 13 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metal wire and metal mesh28 Jul 2026US 12,691,674 B2Panasonic Intellectual Property Management Co., Ltd.
- Woven geometric textile material with ultra low solid fraction, apparatus and method of making30 Jun 2026US 12,668,899 B1Kimre, Inc.
- Glass composition for glass fiber, glass fiber, glass fiber woven fabric, and glass fiber reinforced resin composition4 Nov 2025US 12,459,856 B2Nitto Boseki Co., Ltd.
- Evacuation inflatable formed of nano-fiber material10 Jun 2025US 12,325,526 B2Goodrich Corporation
- Method for producing a woven heat exchanger22 Apr 2025US 12,281,854 B2Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Post-processing device, image forming system, and rubbing component used in post-processing device and image forming system1 Oct 2026US 2026/0299499 A1FUJIFILM Business Innovation Corp.
- Glass fiber,glass fiber woven fabric, and glass fiber-reinforced resin composition23 Jul 2026US 2026/0209111 A1Nitto Boseki Co., Ltd.
- Geotextiles Configured for Moisture Management4 Jun 2026US 2026/0152909 A1Willacoochee Industrial Fabrics, Inc.
- Glass composition for glass fibers, glass fiber, glass fiber woven fabric, and glass fiber-reinforced resin composition12 Feb 2026US 2026/0042703 A1Nitto Boseki Co., Ltd.
- Fibrous material and roller compositions for floor cleaners5 Feb 2026US 2026/0034567 A1
Most cited
By later US patents
- Elastomeric sheet materials for heart valve and other prosthetic implants486US 4,340,091 AAlbany International Corp. · 1982
- Fabric-based sensor for monitoring vital signs312US 6,970,731 B1Georgia Tech Research Corporation · 2005
- Micro-fibers-generating conjugate fibers and woven or non-woven fabric thereof98US 4,966,808 AChisso Corporation · 1990
- Multi-core composite filaments and process for producing same61US 4,127,696 AToray Industries, Inc. · 1978
- Full-fashioned garment with sleeves having intelligence capability52US 6,315,009 B1Georgia Tech Research Corporation · 2001