D01F 6/86
From polyetheresters
Official title: from polyetheresters
D01F6/86 (From polyetheresters) appears on 93 US grants and 75 published applications in this corpus.
Search patents in D01F- Granted patents
- 93
- Published applications
- 75
- Assignees
- 66
- Inventors
- 245
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 10 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 5 |
| 2002 | 4 | 2 |
| 2003 | 4 | 2 |
| 2004 | 0 | 2 |
| 2005 | 0 | 3 |
| 2006 | 2 | 5 |
| 2007 | 2 | 2 |
| 2008 | 0 | 3 |
| 2009 | 2 | 3 |
| 2010 | 2 | 1 |
| 2011 | 2 | 3 |
| 2012 | 1 | 2 |
| 2013 | 1 | 6 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 6 | 2 |
| 2017 | 1 | 6 |
| 2018 | 0 | 0 |
| 2019 | 4 | 3 |
| 2020 | 1 | 6 |
| 2021 | 0 | 5 |
| 2022 | 2 | 2 |
| 2023 | 7 | 2 |
| 2024 | 1 | 5 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polyester composition with improved dyeing properties4 Nov 2025US 12,460,348 B2Parkdale Incorporated
- Polyalkylene ether glycol composition and method for producing the same4 Feb 2025US 12,215,191 B2Mitsubishi Chemical Corporation
- Fibrous network structure having excellent compression durability30 Apr 2024US 11,970,802 B2Toyobo Co., Ltd.
- Transparency-enhanced fabric using polyester-ether block copolymer yarn, and manufacturing method therefor10 Oct 2023US 11,781,266 B2Jeongsan International Co., Ltd.
- Polyester composition with improved dyeing properties5 Sep 2023US 11,746,175 B2Parkdale Incorporated
- Liquid crystal polyester fibers and method for producing same14 May 2026US 2026/0132549 A1Kb Seiren, Ltd.
- Method of Making a Thermoplastic Copolyester Elastomer-Based Fiber19 Mar 2026US 2026/0078531 A1Celanese Polymers Holding, Inc.
- Antimicrobial photoactive nanofibrous polymer material19 Dec 2024US 2024/0415115 A1Lam-X A.S.
- Co-polyester polyols and co-polyesters including glycols and polyurethanes and spandex produced therefrom31 Oct 2024US 2024/0360269 A1
- Textile elementary monofilament consisting of a polyester8 Aug 2024US 2024/0263358 A1Centre National de la Recherche Scientifique (CNRS)
Most cited
By later US patents
- Polyesters and their use in compostable products such as disposable diapers138US 5,171,308 AE. I. Du Pont de Nemours and Company · 1992
- Polyester blends and their use in compostable products such as disposable diapers110US 5,219,646 AE. I. Du Pont de Nemours and Company · 1993
- Novel copolyesters and their use in compostable products such as disposable diapers91US 5,097,005 AE. I. Du Pont de Nemours and Company · 1992
- Novel polyesters and their use in compostable products such as disposable diapers86US 5,053,482 AE. I. Du Pont de Nemours and Company · 1991
- Polyester fiber and methods for making same85US 6,063,495 AHNA Holdings, Inc. · 2000