C07C 309/84
Of a carbon skeleton substituted by carboxyl groups
Official title: of a carbon skeleton substituted by carboxyl groups
C07C309/84 (Of a carbon skeleton substituted by carboxyl groups) appears on 18 US grants and 11 published applications in this corpus.
Search patents in C07C- Granted patents
- 18
- Published applications
- 11
- Assignees
- 14
- Inventors
- 41
- Latest grant
- 18 Jul 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 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 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Superacid functional compounds18 Jul 2017US 9,708,254 B2Arkema Inc.
- Perfluoro sulfonyl halides and related species as polymer support modifiers20 Apr 2010US 7,700,524 B2Ge Healthcare Limited
- Fluorosulfonyl group-containing compound, method for its production and polymer thereof23 Feb 2010US 7,667,083 B2Asahi Glass Company, Limited
- Fluorosulfonyl group-containing compound, method for its production and polymer thereof12 May 2009US 7,531,610 B2Asahi Glass Company, Limited
- Process for producing fluorinated sulfonyl fluoride compound20 Nov 2007US 7,297,815 B2Asahi Glass Company, Limited
- Fluorine-containing cyclic sulfonylimide salt, and method for producing same, non-aqueous electrolyte, non-aqueous secondary battery13 Jun 2024US 2024/0194948 A1Asahi Kasei Kabushiki Kaisha
- Radioactive halogen labeling precursor compound1 Feb 2024US 2024/0034721 A1Fukushima Medical University
- Asparagine derivatives and methods of using same27 Jul 2023US 2023/0234917 A1
- Cyanoalkyl sulfonylfluorides for electrolyte compositions for high energy lithium-ion batteries20 Aug 2020US 2020/0266489 A1BASF SE
- Superacid functional compounds23 May 2013US 2013/0131201 A1Arkema Inc.
Most cited
By later US patents
- Novel fluorinated copolymer with tridihydro fluorosulfonyl fluoride pendant groups and preparation thereof56US 4,329,435 AAsahi Kasei Kogyo Kabushiki Kaisha · 1982
- Novel fluorinated cation exchange membrane and process for producing the same24US 4,329,434 AAsahi Kasei Kogyo Kabushiki Kaisha · 1982
- Monomers derived from perhalogenated sultones and polymers obtained from these monomers19US 5,414,117 ACentre National De La Recherche Scientifique · 1995
- Intermediates for fluorinated cation exchange membrane15US 4,597,913 AAsahi Kasei Kogyo Kabushiki Kaisha · 1986
- Monomers derived from perhalogenated sultones and polymers obtained from these monomers10US 5,459,228 ACentre National De La Recherche Scientifique · 1995