C08F 4/086
An alkali metal bound to nitrogen
Official title: {an alkali metal bound to nitrogen, e.g. LiN(C2H5)2}
C08F4/086 (An alkali metal bound to nitrogen) appears on 6 US grants and 5 published applications in this corpus.
Search patents in C08F- Granted patents
- 6
- Published applications
- 5
- Assignees
- 3
- Inventors
- 17
- Latest grant
- 14 Dec 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 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 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for continuous polymerization of modified diene elastomer with lithium amide initiator14 Dec 2021US 11,198,743 B2Compagnie Generale Des Etablissements Michelin
- Preparation of functional polymers using phosphide initiators20 Oct 2015US 9,163,104 B2Bridgestone Corporation
- Silyl-diamine initiators for anionic polymerization of 1,3-butadiene and styrene, and rubber compositions3 Aug 2010US 7,767,774 B2Bridgestone Corporation
- Solubilized anionic polymerization initiators1 Apr 1997US 5,616,704 ABridgestone Corporation
- Functionalized polymer and rubber compositions produced from solubilized anionic polymerization initiators3 Sep 1996US 5,552,473 ABridgestone Corporation
- Method for continuous polymerization of modified diene elastomer with lithium amide initiator21 Nov 2019US 2019/0352433 A1Compagnie Generale Des Etablissements Michelin
- Preparation Of Functional Polymers Using Phosphide Initiators5 Mar 2015US 2015/0065673 A1Bridgestone Corporation
- Class of Amine Coinitiators in Photoinitiated Polymerizations9 Oct 2008US 2008/0249203 A1Albemarle Corporation
- Modified Conjugated Diene Polymer, Polymerization Intitiator, Method of Producing the Same, and Rubber Composition7 Feb 2008US 2008/0033110 A1Bridgestone Corporation
- New class of amine coinitiators in photoinitiated polymerizations28 Dec 2006US 2006/0293404 A1
Most cited
By later US patents
- Solubilized anionic polymerization initiator and preparation thereof93US 5,332,810 ABridgestone Corporation · 1994
- Functionalized polymer and rubber compositions produced from solubilized anionic polymerization initiators28US 5,552,473 ABridgestone Corporation · 1996
- Solubilized anionic polymerization initiators7US 5,616,704 ABridgestone Corporation · 1997
- Silyl-diamine initiators for anionic polymerization of 1,3-butadiene and styrene, and rubber compositions7US 7,767,774 B2Bridgestone Corporation · 2010