C07C 55/24
Containing more than three carboxyl groups
Official title: containing more than three carboxyl groups
C07C55/24 (Containing more than three carboxyl groups) appears on 10 US grants and 11 published applications in this corpus.
Search patents in C07C- Granted patents
- 10
- Published applications
- 11
- Assignees
- 12
- Inventors
- 46
- Latest grant
- 30 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 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 | 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 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 2 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 2 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Compositions and methods for simultaneous inactivation of alkaline phosphatase and peroxidase enzymes during automated multiplex tissue staining assays30 Apr 2024US 11,971,337 B2Ventana Medical Systems, Inc.
- Compositions and methods for simultaneous inactivation of alkaline phosphatase and peroxidase enzymes during automated multiplex tissue staining assays2 Nov 2021US 11,162,877 B2Ventana Medical Systems, Inc.
- Tetracarboxylic acid combinations for corrosion inhibition19 Oct 2021US 11,149,202 B1Ecolab USA Inc.
- Pressure-reducing and injection-enhancing anti scaling agent for low-permeability water-injection well and preparation method thereof13 Oct 2020US 10,800,963 B2PetroChina Company Limited
- Silver ink20 Jun 2017US 9,683,123 B2Pesolve Co., Ltd.
- Compositions and methods for simultaneous inactivation of alkaline phosphatase and peroxidase enzymes during automated multiplex tissue staining assays3 Oct 2024US 2024/0328910 A1Ventana Medical Systems, Inc.
- Method for producing polygylcerol esters of polycarboxylic acids esterified with oxobutanol17 Aug 2023US 2023/0257337 A1Ioi Oleo GmbH
- Compositions and methods for simultaneous inactivation of alkaline phosphatase and peroxidase enzymes during automated multiplex tissue staining assays27 Jan 2022US 2022/0026319 A1Ventana Medical Systems, Inc.
- Method for producing polyimides13 Jun 2019US 2019/0177483 A1Technische UniversitäT Wien
- Pressure-reducing and injection-enhancing anti-scaling agent for low-permeability water-injection well and preparation method thereof5 Jul 2018US 2018/0187067 A1PetroChina Company Limited
Most cited
By later US patents