C07C 57/18
Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms: with only
Official title: with only carbon-to-carbon triple bonds as unsaturation
C07C57/18 (Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms: with only) appears on 59 US grants and 14 published applications in this corpus.
Search patents in C07C- Granted patents
- 59
- Published applications
- 14
- Assignees
- 37
- Inventors
- 97
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 2 |
| 2021 | 2 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cosmetic salts9 Jun 2026US 12,648,899 B2Tara Brands Europe S.L.U.
- Hole transport material, quantum dot light-emitting device and manufacturing method thereof, and display apparatus8 Apr 2025US 12,274,113 B2Boe Technology Group Co., Ltd.
- Linker compounds, methods of producing the same and uses thereof2 Jan 2024US 11,858,887 B2Shenkar College of Engineering and Design
- Fatty acids and their use in conjugation to biomolecules12 Sep 2023US 11,752,211 B2Novartis AG
- Process for the preparation of triple-bond-containing optically active carboxylic acids, carboxylate salts and carboxylic acid derivatives18 May 2021US 11,008,594 B2Chinoin Pharmaceutical and Chemical Works Private Company Ltd.
- Resist composition and pattern forming process9 Oct 2025US 2025/0314962 A1Shin-Etsu Chemical Co., Ltd.
- Cosmetic salts19 Dec 2024US 2024/0415754 A1Tara Brands Europe S.L.U.
- Novel fatty acids and their use in conjugation to biomolecules29 Feb 2024US 2024/0066132 A1Novartis AG
- Hole transport material, quantum dot light-emitting device and manufacturing method thereof, and display apparatus6 Oct 2022US 2022/0320453 A1Boe Technology Group Co., Ltd.
- Novel fatty acids and their use in conjugation to biomolecules7 Jan 2021US 2021/0000964 A1Novartis AG
Most cited
By later US patents
- Novel nonlinear optical materials and processes employing diacetylenes71US 4,431,263 AUniversity Patents, Inc. · 1984
- Nonlinear optical materials and processes employing diacetylenes70US 4,536,450 AUniversity Patents, Inc. · 1985
- Biocompatible surfaces67US 4,348,329 A1982
- Carbacyclin analogs49US 4,486,598 AThe Upjohn Company · 1984
- Diacetylenes having liquid crystal phases35US 4,615,962 AUniversity Patents, Inc. · 1986