C07D 463/02
Preparation
Official title: Preparation (by microbiological processes C12P17/18)
C07D463/02 (Preparation) appears on 37 US grants and 1 published applications in this corpus.
Search patents in C07D- Granted patents
- 37
- Published applications
- 1
- Assignees
- 14
- Inventors
- 59
- Latest grant
- 1 Sep 1998
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 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 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Process for making quinolonyl lactam antimicrobials and novel intermediate compounds1 Sep 1998US 5,801,242 AThe Procter & Gamble Company
- Carbacephalosporin compound, their preparation and use9 Sep 1997US 5,665,717 APfizer Inc.
- Azetidinone intermediates to carbacephalosporins and process8 Jul 1997US 5,646,275 AEli Lilly and Company
- Azetidinone intermediates to carbacephalosporins and process10 Jun 1997US 5,637,692 AEli Lilly and Company
- Beta lactam production4 Mar 1997US 5,608,055 ABiochemie Gesellschaft m.b.H.
Most cited
By later US patents
- 6-(Substituted-hydroxymethylene penams)12US 4,272,439 ASchering Corporation · 1981
- Method for removing the protecting group for carboxyl group10US 5,587,474 ATanabe Seiyaku Co., Ltd. · 1996
- Process for epimerizing beta-lactam antibiotic compounds by means of an acid quench6US 4,051,132 AMerck & Co., Inc. · 1977
- Process for producing optically active cephalosporin analogs6US 4,335,211 AKyowa Hakko Kogyo Co., Ltd. · 1982
- Process for production of ceophalosporins6US 4,855,418 AEli Lilly and Company · 1989