D01F 6/56
Of polymers of cyclic compounds with one carbon-to-carbon double bond in the
Official title: of polymers of cyclic compounds with one carbon-to-carbon double bond in the side chain
D01F6/56 (Of polymers of cyclic compounds with one carbon-to-carbon double bond in the) appears on 42 US grants and 55 published applications in this corpus.
Search patents in D01F- Granted patents
- 42
- Published applications
- 55
- Assignees
- 45
- Inventors
- 159
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 5 |
| 2013 | 1 | 0 |
| 2014 | 2 | 4 |
| 2015 | 0 | 1 |
| 2016 | 1 | 5 |
| 2017 | 0 | 4 |
| 2018 | 5 | 5 |
| 2019 | 4 | 2 |
| 2020 | 1 | 3 |
| 2021 | 2 | 2 |
| 2022 | 2 | 5 |
| 2023 | 4 | 4 |
| 2024 | 2 | 6 |
| 2025 | 4 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Spinning beam17 Feb 2026US 12,553,153 B2Gambro Lundia AB
- Polycationic microfibers and methods of using the same21 Oct 2025US 12,447,464 B2Duke University
- Fiber for artificial hair and hair accessory product16 Sep 2025US 12,415,917 B2Denka Company Limited
- Production method of innovative nanofiber medical textile material with transdermal-drug release properties19 Aug 2025US 12,392,055 B2SüLeyman Demirel üNiversitesi Idari Ve Mali Isler Daire Baskanligi Genelsekreterlik
- Method for preparation of plasma-treated nanofiber-based hydrogen gas sensing material25 Mar 2025US 12,258,703 B2Chongqing University
- Artificial hair fibers and hairpiece product27 Mar 2025US 2025/0101638 A1Denka Company Limited
- Resin Fiber Sheet, Prepreg and Method for Producing Prepreg30 Jan 2025US 2025/0034344 A1Asahi Kasei Kabushiki Kaisha
- Antimicrobial photoactive nanofibrous polymer material19 Dec 2024US 2024/0415115 A1Lam-X A.S.
- Fine fibers made from room temperature crosslinking19 Dec 2024US 2024/0417890 A1Donaldson Company, Inc.
- Production method of innovative nanofiber medical textile material with transdermal- drug release properties31 Oct 2024US 2024/0360593 A1SüLeyman Demirel üNiversitesi Idari Ve Mali Isler Daire Baskanligi Genelsekreterlik
Most cited
By later US patents
- Fibers made from α-olefin/vinyl or vinylidene aromatic and/or hindered cycloaliphatic or aliphatic vinyl or vinylidene interpolymers72US 6,190,768 B1The Dow Chemical Company · 2001
- Elastomeric fibers, structures fashioned therefrom and elastomeric films44US 4,892,903 AShell Oil Company · 1990
- Hydrogenated block copolymers having elasticity and articles made therefrom33US 6,777,082 B2The Dow Chemical Company · 2004
- Thermoplastic resin compositions and temperature-dependent shape-transformable/fixable products making use of the same24US 5,895,718 AThe Pilot Ink Co., Ltd. · 1999
- Biodegradable absorbents and methods of preparation20US 7,309,498 B22007