C07C 61/125
Having a carboxyl group bound to a condensed ring system
Official title: having a carboxyl group bound to a condensed ring system
C07C61/125 (Having a carboxyl group bound to a condensed ring system) appears on 87 US grants and 33 published applications in this corpus.
Search patents in C07C- Granted patents
- 87
- Published applications
- 33
- Assignees
- 46
- Inventors
- 161
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 18 | 0 |
| 1983 | 13 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 4 | 4 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 3 |
| 2015 | 0 | 3 |
| 2016 | 3 | 2 |
| 2017 | 3 | 3 |
| 2018 | 1 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 2 | 3 |
| 2022 | 1 | 2 |
| 2023 | 1 | 0 |
| 2024 | 2 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Onium salt, chemically amplified resist composition and patterning process4 Mar 2025US 12,240,804 B2Shin-Etsu Chemical Co., Ltd.
- Method for preparing 3(4),8(9)-bisformyltricyclo[5.2.1.02,6]decane21 Jan 2025US 12,202,796 B2SK Chemicals Co., Ltd.
- Process for preparing 1-indanone compounds by intramolecular Friedel-Crafts reaction of alpha,alpha-dialkylmalonate derivatives9 Apr 2024US 11,952,335 B2Firmenich SA
- Salts and crystalline forms of a PD-1/PD-L1 inhibitor9 Jan 2024US 11,866,451 B2Incyte Corporation
- Resist composition and pattern forming process8 Aug 2023US 11,720,019 B2Shin-Etsu Chemical Co., Ltd.
- Resist composition and pattern forming process9 Oct 2025US 2025/0314962 A1Shin-Etsu Chemical Co., Ltd.
- Salts and crystalline forms of a pd-1/pd-l1 inhibitor25 Apr 2024US 2024/0132523 A1
- Process for preparing 1-indanone compounds by intramolecular friedel-crafts reaction of alpha,alpha-dialkylmalonate derivatives10 Nov 2022US 2022/0356143 A1Firmenich SA
- Onium salt, chemically amplified resist composition and patterning process28 Apr 2022US 2022/0127225 A1Shin-Etsu Chemical Co., Ltd.
- Resist composition and pattern forming process9 Sep 2021US 2021/0278763 A1Shin-Etsu Chemical Co., Ltd.
Most cited
By later US patents
- Hydrogenated naphthalenes137US 4,391,731 AHoffmann-La Roche Inc. · 1983
- Bicyclo[2.2.1]heptane dicarboxylate salts as polyolefin nucleators70US 6,465,551 B1Milliken & Company · 2002
- Phosphodiesterase inhibitors42US 5,091,431 ASchering Corporation · 1992
- Highly nucleated thermoplastic articles36US 6,534,574 B1Milliken & Company · 2003
- Highly versatile thermoplastic nucleators29US 6,559,211 B2Milliken & Company · 2003