D01F 6/76
From other polycondensation products
Official title: from other polycondensation products
D01F6/76 (From other polycondensation products) appears on 179 US grants and 164 published applications in this corpus.
Search patents in D01F- Granted patents
- 179
- Published applications
- 164
- Assignees
- 126
- Inventors
- 556
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 10 | 0 |
| 1993 | 9 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 2 |
| 2003 | 0 | 1 |
| 2004 | 3 | 5 |
| 2005 | 0 | 5 |
| 2006 | 5 | 5 |
| 2007 | 0 | 3 |
| 2008 | 2 | 9 |
| 2009 | 1 | 7 |
| 2010 | 6 | 13 |
| 2011 | 8 | 9 |
| 2012 | 8 | 9 |
| 2013 | 2 | 12 |
| 2014 | 4 | 3 |
| 2015 | 3 | 8 |
| 2016 | 7 | 5 |
| 2017 | 4 | 13 |
| 2018 | 8 | 5 |
| 2019 | 2 | 9 |
| 2020 | 2 | 8 |
| 2021 | 4 | 10 |
| 2022 | 3 | 10 |
| 2023 | 1 | 1 |
| 2024 | 6 | 6 |
| 2025 | 2 | 2 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Three-dimensional helical-artificial-fibrous-muscle structured tubular soft actuator, manufacturing method therefor and application thereof1 Sep 2026US 12,723,197 B2Westlake University
- Amorphous epoxy fiber, fiber structure, and molded body25 Aug 2026US 12,715,958 B2Kuraray Co., Ltd.
- Fibers of polymers that have a backbone including a positively charged component of a zwitterionic moiety, and their use in implantable therapeutic delivery systems24 Feb 2026US 12,559,867 B2Cornell University
- Porous membrane15 Apr 2025US 12,274,985 B2Asahi Kasei Medical Co., Ltd.
- Composite electrolyte membrane25 Feb 2025US 12,234,565 B2Toray Industries, Inc.
- Ultrafast water flux through hot-pressed solution blown spun nanofiber-based thin film composite membranes for forward osmosis23 Jul 2026US 2026/0208117 A1Qatar University
- Carbon nanotube composite fiber and method for manufacturing the same30 Apr 2026US 2026/0117424 A1Korea Institute of Science and Technology
- Method for producing polycarbosilane for silicon carbide fibers, and method for producing silicon carbide fibers19 Mar 2026US 2026/0078223 A1Kureha Corporation
- Porous membrane26 Jun 2025US 2025/0205651 A1Asahi Kasei Medical Co., Ltd.
- Resin Fiber Sheet, Prepreg and Method for Producing Prepreg30 Jan 2025US 2025/0034344 A1Asahi Kasei Kabushiki Kaisha
Most cited
By later US patents
- Composite grafts318US 4,743,252 ACorvita Corporation · 1988
- Porous fiber71US 7,097,904 B2Toray Industries, Inc. · 2006
- Polyaniline compositions, processes for their preparation and uses thereof60US 5,137,991 AThe Ohio State University Research Foundation · 1992
- Melamine resin flame-retardant fibers47US 4,088,620 AKuraray Co., Ltd. · 1978
- Process of making microporous hollow fiber or film membrane of poly(phenylene sulfide) (PPS)44US 5,246,647 AThe Dow Chemical Company · 1993