C08G 18/7856
Containing azo groups
Official title: {containing azo groups}
C08G18/7856 (Containing azo groups) appears on 6 US grants and 2 published applications in this corpus.
Search patents in C08G- Granted patents
- 6
- Published applications
- 2
- Assignees
- 6
- Inventors
- 17
- Latest grant
- 21 Apr 1998
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for production of azo macroinitiators for the synthesis of block copolymers and of aqueous block copolymer dispersions and emulsions and the use thereof21 Apr 1998US 5,741,845 ADainippon Ink and Chemicals, Inc.
- Processes for production of azo macroinitiators for the synthesis of block copolymers and of aqueous block copolymer dispersions and emulsions and the use thereof18 Mar 1997US 5,612,406 ADainippon Ink and Chemicals, Inc.
- Process for the preparation of azo-and /or disulfide polymer matrix drug delivery system for the site specific delivery of an active agent in the colon18 Apr 1995US 5,407,682 ADanbiosyst UK Ltd Aisha
- Process for preparing polyurethanes from an organic diisocyanate ester19 Sep 1989US 4,868,268 ABayer Aktiengesellschaft
- Linear polyurethane elastomers, and a process for the preparation thereof13 Dec 1988US 4,791,187 ABayer Akteingesellschaft
Most cited
By later US patents
- Process for the preparation of polymeric networks having superstructures, corresponding polymeric networks and the use thereof54US 4,762,901 ABayer Aktiengesellschaft · 1988
- Linear polyurethane elastomers, and a process for the preparation thereof32US 4,791,187 ABayer Akteingesellschaft · 1988
- Process for preparing polyurethanes from an organic diisocyanate ester10US 4,868,268 ABayer Aktiengesellschaft · 1989
- Process for the preparation of azo-and /or disulfide polymer matrix drug delivery system for the site specific delivery of an active agent in the colon6US 5,407,682 ADanbiosyst UK Ltd Aisha · 1995
- Processes for production of azo macroinitiators for the synthesis of block copolymers and of aqueous block copolymer dispersions and emulsions and the use thereof2US 5,612,406 ADainippon Ink and Chemicals, Inc. · 1997