C07C 31/38
Containing only fluorine as halogen
Official title: containing only fluorine as halogen
C07C31/38 (Containing only fluorine as halogen) appears on 38 US grants and 28 published applications in this corpus.
Search patents in C07C- Granted patents
- 38
- Published applications
- 28
- Assignees
- 44
- Inventors
- 121
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 2 | 5 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 2 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 2 | 4 |
| 2017 | 1 | 1 |
| 2018 | 0 | 3 |
| 2019 | 2 | 2 |
| 2020 | 2 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Resist topcoat composition, and method of forming patterns using the composition31 Mar 2026US 12,590,221 B2Samsung Electronics Co., Ltd.
- Method for producing organic compound24 Feb 2026US 12,559,468 B2Daikin Industries, Ltd.
- Fluoroalkylating agent30 Jun 2020US 10,696,640 B2Kumiai Chemical Industry Co., Ltd.
- Composition16 Jun 2020US 10,686,135 B2Sumitomo Chemical Company, Limited
- Method and device for purifying polybutylene terephthalate17 Dec 2019US 10,508,177 B2Chang Chun Petrochemical Co., Ltd.
- Method for producing organic compound4 Jun 2026US 2026/0152479 A1Daikin Industries, Ltd.
- Method for producing polyfluorinated tertiary alcohols21 Aug 2025US 2025/0263360 A1Innolith Technology AG
- Fluorine-containing compound, method for producing the same, and surfactant17 Jul 2025US 2025/0230116 A1Daikin Industries, Ltd.
- Compound, method for preparing same, and single molecule and polymer derived from same13 Jun 2024US 2024/0190797 A1LG Chem.Ltd.
- Resist topcoat composition, and method of forming patterns using the composition26 Jan 2023US 2023/0021469 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Hydrogen-containing flourosurfacant and its use in polymerization77US 5,763,552 AE. I. Du Pont de Nemours and Company · 1998
- Recovery of 1,1-dihydroheptafluorobutanol from water by distillation49US 4,224,112 APhillips Petroleum Company · 1980
- Process for producing 2,2,2-trifluoroethanol31US 4,489,211 AOnoda Cement Co., Ltd. · 1984
- Optical active compound, process for producing same and liquid crystal composition containing same14US 4,917,817 ACanon Kabushiki Kaisha · 1990
- Pyrazolo[3,4-b]pyridine carboxylic acid esters and their pharmaceutical use8US 4,552,883 AICI Americas Inc. · 1985