C08F 4/488
At least two lithium atoms in the same molecule
Official title: {at least two lithium atoms in the same molecule}
C08F4/488 (At least two lithium atoms in the same molecule) appears on 19 US grants and 6 published applications in this corpus.
Search patents in C08F- Granted patents
- 19
- Published applications
- 6
- Assignees
- 10
- Inventors
- 30
- Latest grant
- 27 Aug 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Polymerization initiator, modified conjugated diene-based polymer, and methods for preparing them27 Aug 2019US 10,392,449 B2LG Chem.Ltd.
- Polymerisation initiators26 Jun 2018US 10,005,869 B2Trinseo Europe GmbH
- Stabilized multi-valent anionic polymerization initiators and methods for preparing the same17 Nov 2015US 9,187,582 B2Bridgestone Corporation
- Multifunctional initiators for anionic polymerization and polymers therefrom29 Jan 2013US 8,362,164 B2Bridgestone Corporation
- Process for the preparation of a dilithiated initiator and anionic polymerization process13 May 2003US 6,562,923 B1Michelin Recherche et Technique S. A.
- Polylactide Based Compositions18 Jun 2020US 2020/0190309 A1Total Research & Technology Feluy
- Polymerization initiator, modified conjugated diene-based polymer, and methods for preparing them26 Apr 2018US 2018/0112015 A1LG Chem.Ltd.
- Polymerisation Initiators9 Jun 2016US 2016/0159956 A1Trinseo Europe GmbH
- Stabilized Multi-Valent Anionic Polymerization Initiators And Methods For Preparing The Same16 Oct 2014US 2014/0309390 A1Stabilized Mult-Valent Anionic Polymerization Initiators /and Methods For Preparing Tne Same Bri
- Novel multifunctional initiators for anionic polymerization and polymers thereof9 Feb 2012US 2012/0035336 A1Bridgestone Corporation
Most cited
By later US patents
- Preparation of hydroxy-terminated conjugated diene polymers127US 4,039,593 ALithium Corporation of America · 1977
- Organotrilithium polymerization initiators50US 3,954,894 ALithium Corporation of America · 1976
- Soluble multifunctional lithium containing initiator37US 4,196,154 AThe Dow Chemical Company · 1980
- Soluble multifunctional lithium containing initiator18US 4,172,190 AThe Dow Chemical Company · 1979
- Amine containing initiator system for anionic polymerization18US 4,960,842 AThe Dow Chemical Company · 1990