C07F 9/5537
The heteroring containing the structure -c-n-c-
Official title: {the heteroring containing the structure -C(=O)-N-C(=O)- (both carbon atoms belong to the heteroring)}
C07F9/5537 (The heteroring containing the structure -c-n-c-) appears on 113 US grants and 29 published applications in this corpus.
Search patents in C07F- Granted patents
- 113
- Published applications
- 29
- Assignees
- 68
- Inventors
- 251
- Latest grant
- 21 May 2013
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 10 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 4 |
| 2003 | 2 | 4 |
| 2004 | 1 | 5 |
| 2005 | 2 | 3 |
| 2006 | 2 | 6 |
| 2007 | 4 | 2 |
| 2008 | 2 | 2 |
| 2009 | 2 | 1 |
| 2010 | 2 | 1 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Conjugation reactions21 May 2013US 8,445,612 B2Biocompatibles UK Limited
- Multipurpose packages for sterile products or products to be sterilized15 Nov 2011US 8,056,719 B2Becton, Dickinson and Company
- Conjugation reactions8 Nov 2011US 8,053,520 B2Biocompatibles UK Limited
- Phosphate transport inhibitors13 Jul 2010US 7,754,200 B2Genzyme Corporation
- Process for preparing acylphosphanes and derivatives thereof30 Mar 2010US 7,687,657 B2Ciba Speciality Chemicals Corporation
- Conjugation reactions19 Jan 2012US 2012/0016082 A1Biocompatibles UK Limited
- Multipurpose packages for sterile products or products to be sterilised28 Oct 2010US 2010/0270197 A1Becton, Dickinson and Company
- Method for the synthesis of penta-pendant enantiomer-pure chelators and process for therapeutically active bioconjugates preparation by a covalent binding thereof25 Jun 2009US 2009/0162290 A1Therapharm GmbH
- Agent for preventing or treating neuropathy20 Nov 2008US 2008/0287438 A1
- Process for Preparing Acylphosphanes and Derivatives Thereof3 Jan 2008US 2008/0004464 A1Ciba Speciality Chemicals Corporation
Most cited
By later US patents
- Liposomes with enhanced circulation time1,198US 5,013,556 ALiposome Technology, Inc. · 1991
- Solid tumor treatment method and composition279US 5,213,804 ALiposome Technology, Inc. · 1993
- Method of treatment of inflamed tissues182US 5,356,633 ALiposome Technology, Inc. · 1994
- Phospholipid derivatized with PEG bifunctional linker and liposome containing it136US 5,556,948 AMitsubishi Chemical Corporation · 1996
- Solid-tumor treatment method129US 5,527,528 ASequus Pharmaceuticals, Inc. · 1996