C08G 75/0263
Using elemental sulfur
Official title: using elemental sulfur
C08G75/0263 (Using elemental sulfur) appears on 41 US grants and 27 published applications in this corpus.
Search patents in C08G- Granted patents
- 41
- Published applications
- 27
- Assignees
- 15
- Inventors
- 50
- Latest grant
- 19 Jul 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 2 | 2 |
| 2015 | 2 | 3 |
| 2016 | 0 | 4 |
| 2017 | 4 | 1 |
| 2018 | 1 | 4 |
| 2019 | 2 | 5 |
| 2020 | 4 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Polyarylene sulfide resin and preparation method thereof19 Jul 2022US 11,390,714 B2HDC Polyall Co., Ltd.
- Polyarylene sulfide resin composition and formed article28 Jun 2022US 11,370,915 B2HDC Polyall Co., Ltd.
- Polyarylene sulfide resin and preparation method thereof3 Nov 2020US 10,822,457 B2SK Chemicals Co., Ltd.
- Method for producing granular polyarylene sulfide, method for increasing average particle size of granular polyarylene sulfide, method for enhancing particle strength of granular polyarylene sulfide, and granular polyarylene sulfide4 Aug 2020US 10,731,005 B2Kureha Corporation
- Polyarylene sulfide resin composition and molded article thereof14 Jul 2020US 10,711,118 B2SK Chemicals Co., Ltd.
- Polyarylene sulfide resin and preparation method thereof7 Jan 2021US 2021/0002428 A1SK Chemicals Co., Ltd.
- Polyarylene sulfide resin composition and formed article20 Feb 2020US 2020/0056040 A1SK Chemicals Co., Ltd.
- Polyarylene sulfide resin composition having excellent ductility and dimensional stability13 Jun 2019US 2019/0177485 A1Initz Co., Ltd.
- Method of producing polyarylene sulfide23 May 2019US 2019/0153162 A1Kureha Corporation
- Polyarylene sulfide resin composition having excellent chemical resistance16 May 2019US 2019/0144609 A1Initz Co., Ltd.
Most cited
By later US patents
- Copoly(arylene sulfidex-disulfide)63US 4,786,713 AEastman Kodak Company · 1988
- Process for producing aromatic sulfide polymer26US 4,451,640 AKureha Kagaku Kogyo Kabushiki Kaisha · 1984
- Process for the preparation of copoly(arylene sulfide) with aromatic nitro compound catalyst19US 4,792,600 AEastman Kodak Company · 1988
- Preparation of low color copoly(arylene sulfide) by heating copoly(arylene sulfide)19US 4,945,155 AEastman Kodak Company · 1990
- Process for the preparation of copoly(arylene sulfide)13US 4,855,393 AEastman Kodak Company · 1989