C08G 65/2666
Hetero polyacids
Official title: {Hetero polyacids}
C08G65/2666 (Hetero polyacids) appears on 21 US grants and 9 published applications in this corpus.
Search patents in C08G- Granted patents
- 21
- Published applications
- 9
- Assignees
- 12
- Inventors
- 62
- Latest grant
- 9 Jun 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 2 | 3 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 2 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Thermally polymerizable resin composition9 Jun 2015US 9,051,422 B2Nippon Steel & Sumikin Chemical Co., Ltd.
- Thermosetting resin composition30 Aug 2011US 8,008,429 B2Nippon Steel Chemical Co., Ltd.
- Process for producing poly-tetrahydrofuran2 Aug 2011US 7,989,582 B2Hyosung Corporation
- Method for the production of tetrahydrofuran copolymers8 Sep 2009US 7,586,011 B2BASF SE
- Method for producing tetrahydrofuran copolymers22 Apr 2008US 7,361,793 B2BASF SE
- Thermally polymerizable resin composition28 Oct 2010US 2010/0273941 A1Nippon Steel Chemical Co., Ltd.
- Thermosetting Resin Composition27 May 2010US 2010/0130697 A1Nippon Steel Chemical Co., Ltd.
- Process for producing poly-tetrahydrofuran28 May 2009US 2009/0137776 A1Hyosung Corporation
- Method of producing tetrahydrofuran copolymers16 Nov 2006US 2006/0258837 A1BASF SE
- Method for producing tetrahydrofuran8 Jun 2006US 2006/0122365 A1BASF SE
Most cited
By later US patents
- Process for producing polyether polyol and a product40US 4,658,065 AAsahi Kasei Kogyo Kabushiki Kaisha · 1987
- Polyether lubricants and method for their production36US 5,741,946 AMobil Oil Corporation · 1998
- Process for producing polyether polyol and a product11US 4,792,627 AAsahi Kasei Kogyo Kabushiki Kaisha · 1988
- Polyether lubricants and method for their production8US 5,648,557 AMobil Oil Corporation · 1997
- Process for producing polyether, and process for recycling and reusing herteropolyacid8US 5,756,604 AHodogaya Chemical Co., Ltd. · 1998