C07F 9/4021
Esters of aromatic acids
Official title: {Esters of aromatic acids (P-C aromatic linkage)}
C07F9/4021 (Esters of aromatic acids) appears on 148 US grants and 117 published applications in this corpus.
Search patents in C07F- Granted patents
- 148
- Published applications
- 117
- Assignees
- 90
- Inventors
- 412
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 4 |
| 2003 | 5 | 4 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 1 | 3 |
| 2007 | 2 | 2 |
| 2008 | 2 | 3 |
| 2009 | 1 | 3 |
| 2010 | 1 | 6 |
| 2011 | 1 | 4 |
| 2012 | 5 | 8 |
| 2013 | 9 | 17 |
| 2014 | 6 | 6 |
| 2015 | 12 | 13 |
| 2016 | 7 | 5 |
| 2017 | 7 | 5 |
| 2018 | 2 | 9 |
| 2019 | 8 | 5 |
| 2020 | 7 | 5 |
| 2021 | 4 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 3 |
| 2025 | 1 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Brush polymer terminated with phosphonate for DSA29 Apr 2025US 12,286,503 B2Merck Patent GmbH
- Interconnect structure surface modifications by passivating agents16 Jul 2024US 12,036,578 B1Intel Corporation
- Compounds and methods for inhibiting NHE-mediated antiport in the treatment of disorders associated with fluid retention or salt overload and gastrointestinal tract disorders25 Jun 2024US 12,016,856 B2Ardelyx, Inc.
- Surface treatment agent, surface treatment method, and area selective deposition method14 Jun 2022US 11,358,976 B2Tokyo Ohka Kogyo.Co., Ltd.
- Compounds and methods for inhibiting NHE-mediated antiport in the treatment of disorders associated with fluid retention or salt overload and gastrointestinal tract disorders3 May 2022US 11,318,129 B2Ardelyx, Inc.
- Monomer for Electrolyte, Electrolyte for Secondary Battery Including the Same, Method of Preparing the Same and Lithium Secondary Battery Including the Same21 May 2026US 2026/0142246 A1SK Innovation Co., Ltd.
- Metal extractant, separation recovery method of metal ions using metal extractant, and compound15 Jan 2026US 2026/0015371 A1FUJIFILM Corporation
- Compounds and methods for inhibiting nhe-mediated antiport in the treatment of disorders associated with fluid retention or salt overload and gastrointestinal tract disorders4 Dec 2025US 2025/0367188 A1Ardelyx, Inc.
- Brush polymer terminated with phosphonate for dsa17 Jul 2025US 2025/0230265 A1Merck Patent GmbH
- Compounds and methods for inhibiting nhe-mediated antiport in the treatment of disorders associated with fluid retention or salt overload and gastrointestinal tract disorders7 Nov 2024US 2024/0366590 A1Ardelyx, Inc.
Most cited
By later US patents
- Use of malonic acid derivative compounds for retarding plant growth55US 5,292,937 ARhone-Poulenc Inc. · 1994
- Sulfur-containing heterocyclic compounds33US 5,158,943 ATakeda Chemical Industries, Ltd. · 1992
- Diphenylheteroalkyl derivatives, the preparation thereof and drugs and cosmetics prepared therefrom32US 5,087,743 ABASF SE · 1992
- Amidino derivatives and drugs containing the same as the active ingredient31US 6,358,960 B1Ono Pharmaceutical Co., Ltd. · 2002
- Phosphonate ester derivatives and methods of synthesis thereof26US 8,569,321 B2Chimerix, Inc. · 2013