C07D 477/18
Oxygen atoms
C07D477/18 (Oxygen atoms) appears on 7 US grants and 3 published applications in this corpus.
Search patents in C07D- Granted patents
- 7
- Published applications
- 3
- Assignees
- 3
- Inventors
- 12
- Latest grant
- 10 Jan 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 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 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Crystallization method for intermediates of carbapenem antibiotics10 Jan 2012US 8,093,378 B2Kaneka Corporation
- Intermediate for carbapenem compound for oral administration and process for producing the same26 May 2009US 7,538,212 B2Kaneka Corporation
- 6- and 6,6-disubstituted-3-substituted-1-azabicyclo(3.2.0)hept-2-en-7-one-2-car boxylic acids4 Jun 1991US 5,021,566 AMerck & Co., Inc.
- 6- and 4-substituted-1-azabicyclo(3.2.0)heptan-3, 7-dione-2-carboxylates19 Feb 1991US 4,994,568 AMerck & Co., Inc.
- 3-Substituted-1-azabicyclo[3.2.0]hept-2-en-7-one-2-carboxylic acid18 Jan 1983US 4,369,187 AMerck & Co., Inc.
- Preparation of Carbapenem Intermediate and Their Use24 Nov 2011US 2011/0288289 A1Savior Lifetec Corporation
- Crystallization Method for Intermediates of Carbapenem Antibiotics7 May 2009US 2009/0118496 A1Kaneka Corporation
- Novel intermediate for carbapenem compound for oral administration and process for producing the same9 Nov 2006US 2006/0252929 A1Kaneka Corporation
Most cited
By later US patents
- 6- and 4-Substituted-1-azabicyclo[3.2.0]heptan-3,7-dione-2-carboxylates21US 4,350,631 AMerck & Co., Inc. · 1982
- 6- and 4-substituted-1-azabicyclo(3.2.0)heptan-3, 7-dione-2-carboxylates4US 4,994,568 AMerck & Co., Inc. · 1991
- 3-Substituted-1-azabicyclo[3.2.0]hept-2-en-7-one-2-carboxylic acid3US 4,369,187 AMerck & Co., Inc. · 1983
- 1-Azabicyclo[3.2.0]heptan-3,7-dione-2-carboxylic acid2US 4,357,342 AMerck & Co., Inc. · 1982
- 6- and 6,6-disubstituted-3-substituted-1-azabicyclo(3.2.0)hept-2-en-7-one-2-car boxylic acids2US 5,021,566 AMerck & Co., Inc. · 1991