D01F 6/765
From polyarylene sulfides
Official title: {from polyarylene sulfides}
D01F6/765 (From polyarylene sulfides) appears on 45 US grants and 46 published applications in this corpus.
Search patents in D01F- Granted patents
- 45
- Published applications
- 46
- Assignees
- 34
- Inventors
- 187
- Latest grant
- 8 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 2 | 3 |
| 2012 | 0 | 3 |
| 2013 | 1 | 6 |
| 2014 | 2 | 1 |
| 2015 | 1 | 4 |
| 2016 | 2 | 2 |
| 2017 | 0 | 3 |
| 2018 | 3 | 2 |
| 2019 | 1 | 4 |
| 2020 | 1 | 3 |
| 2021 | 1 | 1 |
| 2022 | 0 | 3 |
| 2023 | 0 | 1 |
| 2024 | 3 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polyarylene ether sulfone8 Oct 2024US 12,110,368 B2BASF SE
- Fiber for artificial hair and hair ornament product including same1 Oct 2024US 12,102,151 B2Kaneka Corporation
- Polyarylene ether copolymer17 Sep 2024US 12,091,485 B2BASF SE
- Production method of nonwoven fabric16 Nov 2021US 11,174,573 B2Sumitomo Chemical Company, Limited
- Polyphenylene sulfide polymers having improved melt-stability10 Nov 2020US 10,829,595 B2Solvay Specialty Polymers USA, LLC
- Ultrafast water flux through hot-pressed solution blown spun nanofiber-based thin film composite membranes for forward osmosis23 Jul 2026US 2026/0208117 A1Qatar University
- Polyphenylene sulfide monofilament and method of producing the same, and fiber package18 Jan 2024US 2024/0018694 A1Kb Seiren, Ltd.
- Ultrafast water flux through hot-pressed solution blown spun nanofiber-based thin film composite membranes for forward osmosis31 Aug 2023US 2023/0271141 A1Qatar University
- Polyarylene ether copolymer31 Mar 2022US 2022/0098352 A1BASF SE
- Polyarylene ether sulfone24 Feb 2022US 2022/0056216 A1BASF SE
Most cited
By later US patents
- Process of making microporous hollow fiber or film membrane of poly(phenylene sulfide) (PPS)44US 5,246,647 AThe Dow Chemical Company · 1993
- Method of producing extrusion grade poly(arylene sulfide)32US 4,500,706 APhillips Petroleum Company · 1985
- Extremely fine polyphenylene sulphide fibres24US 5,075,161 ABayer Aktiengesellschaft · 1991
- Stabilized polyphenylene sulfide fiber22US 4,418,029 APhillips Petroleum Company · 1983
- Para-phenylene sulfide block copolymer, process for the production of the same21US 4,785,057 AKureha Kagawa Kogyo Kabushiki Kaisha · 1988