C07D 501/10
From compounds containing the penicillin ring system
Official title: from compounds containing the penicillin ring system
C07D501/10 (From compounds containing the penicillin ring system) appears on 17 US grants and 3 published applications in this corpus.
Search patents in C07D- Granted patents
- 17
- Published applications
- 3
- Assignees
- 12
- Inventors
- 35
- Latest grant
- 12 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 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 | 1 | 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 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 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 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Intermediates in the synthesis of C3-substituted cephalosporins12 Dec 2023US 11,840,544 B2Norbrook Laboratories Limited
- Process for producing 3-chloromethyl-3-cephem derivatives24 Mar 2009US 7,507,812 B2Nippon Chemical Industrial Co., Ltd.
- Process for preparing cepham intermediates19 Nov 1991US 5,066,797 ALilly Industries Limited
- Process for preparing 3-methylene cephalosporins1 Mar 1983US 4,375,397 AE. R. Squibb & Sons, Inc.
- Process for the preparation of azetidines4 Aug 1981US 4,282,145 AGist-Brocades N. V.
- Fluorogenic assay for rapid screening of bacterial beta-lactamase activity18 Jul 2024US 2024/0240226 A1The Board of Trustees of the Leland Stanford Junior University
- Intermediates in the synthesis of c3-substituted cephalosporins26 Aug 2021US 2021/0261571 A1Norbrook Laboratories Limited
- Process for producing 3-chloromethyl-3-cephem derivative1 Feb 2007US 2007/0027313 A1Nippon Chemical Industrial Co., Ltd.
Most cited
By later US patents
- Method for cyclization to give cephem ring25US 4,066,641 A1978
- 3-Halo-cephalosporins9US 3,963,712 AMeiji Seika Kaisha, Ltd. · 1976
- Preparation of 7-substituted amino-desacetoxycephalosporanic acid compounds8US 4,003,894 AGist-Brocades N. V. · 1977
- Azetidine derivatives7US 3,966,738 AGist-Brocades N. V. · 1976
- Process for the conversion of penicillin S-oxide into a corresponding desatoxycephalosporin4US 3,959,266 ASociete Anonyme dite: CLIN-MIDY · 1976