C07C 61/20
Having a carboxyl group bound to a five-membered ring
Official title: having a carboxyl group bound to a five-membered ring
C07C61/20 (Having a carboxyl group bound to a five-membered ring) appears on 14 US grants and 7 published applications in this corpus.
Search patents in C07C- Granted patents
- 14
- Published applications
- 7
- Assignees
- 13
- Inventors
- 48
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 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 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Co-production of monomers, including at least one bio-based monomer28 Jul 2026US 12,692,217 B2Archer Daniels Midland Company
- 3-amino-4-halocyclopentene carboxylic acids as inactivators of aminotransferases28 May 2024US 11,993,569 B2Northwestern University
- Fatty acid compound, preparation method therefor and use therefor17 Sep 2019US 10,414,713 B2Shanghai Institute of Materia Medica, Chinese Academy of Sciences
- Sulfur chelated ruthenium compounds useful as olefin metathesis catalysts1 Aug 2017US 9,718,849 B2Ben-Gurion University of the Negev Research and Development Authority
- Sulfur chelated ruthenium compounds useful as olefin metathesis catalysts20 Aug 2013US 8,513,151 B2Ben-Gurion University of the Negev Research and Development Authority
- Novel monomer and chemically recyclable polymer material comprising the same26 Mar 2026US 2026/0085055 A1Korea Institute of Science and Technology
- Citraconic acid and derivatives thereof for use as a medicament7 Nov 2024US 2024/0368065 A1Helmholtz-Zentrum FüR Infektionsforschung GmbH
- Co-production of monomers, including at least one bio-based monomer22 Jun 2023US 2023/0192587 A1Archer Daniels Midland Company
- 3-amino-4-halocyclopentene carboxylic acids as inactivators of aminotransferases5 Aug 2021US 2021/0238120 A1Northwestern University
- Fatty acid compound, preparation method therefor and use therefor7 Feb 2019US 2019/0039989 A1Shanghai Institute of Materia Medica, Chinese Academy of Sciences
Most cited
By later US patents
- Diaminocyclohexane platinum complexes28US 4,661,516 AResearch Corporation · 1987
- Diaminocyclohexane platinum complexes9US 4,758,588 AResearch Corporation Technologies, Inc. · 1988
- Cyclopentane- and -pentene-.beta.-amino acids7US 5,631,291 ABayer Aktiengesellschaft · 1997
- Cyclopentane- and -pentene-.beta.-amino acids6US 5,739,160 ABayer Aktiengesellschaft · 1998
- Sulfur chelated ruthenium compounds useful as olefin metathesis catalysts3US 8,513,151 B2Ben-Gurion University of the Negev Research and Development Authority · 2013