C08G 65/3236
Fluorine
Official title: {Fluorine}
C08G65/3236 (Fluorine) appears on 59 US grants and 18 published applications in this corpus.
Search patents in C08G- Granted patents
- 59
- Published applications
- 18
- Assignees
- 22
- Inventors
- 72
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 3 |
| 2022 | 1 | 3 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Fluoropolyether group-containing polymer and production method therefor18 Feb 2025US 12,227,616 B2Shin-Etsu Chemical Co., Ltd.
- Method of making mixture of polymers22 Oct 2024US 12,122,875 B2Solvay Specialty Polymers Italy S.P.A.
- Curable composition, method for producing same, and article using same7 Feb 2023US 11,572,434 B2Daikin Industries, Ltd.
- (Per)fluoropolyether polymers30 Aug 2022US 11,427,680 B2Solvay Specialty Polymers Italy S.P.A.
- (Per)fluoropolyether polymers26 Jan 2021US 10,899,883 B2Solvay Specialty Polymers Italy S.P.A.
- Copolymers of tetrafluoroethyene oxide and hexafluoropropylene oxide useful as lubricants8 Jun 2023US 2023/0174713 A1The Chemours Company Fc, LLC
- Fluoropolyether group-containing polymer and production method therefor29 Sep 2022US 2022/0306803 A1Shin-Etsu Chemical Co., Ltd.
- Method for producing fluoropolyether-group-containing compound18 Aug 2022US 2022/0259376 A1Daikin Industries, Ltd.
- Method for producing fluoropolyether group-containing compound18 Aug 2022US 2022/0259377 A1Daikin Industries, Ltd.
- Method of making mixture of polymers25 Nov 2021US 2021/0363299 A1Solvay Specialty Polymers Italy S.P.A.
Most cited
By later US patents
- Method for forming perfluorocarbon ethers134US 4,523,039 AUniversity of Texas · 1985
- Liquid phase fluorination77US 5,093,432 AExfluor Research Corporation · 1992
- Fluorination in tubular reactor system57US 5,488,142 AMinnesota Mining and Manufacturing Company · 1996
- Perfluorination of ethers in the presence of hydrogen fluoride scavengers40US 4,755,567 AExfluor Research Corporation · 1988
- Tubular reactor system for direct fluorination39US 5,578,278 AMinnesota Mining and Manufacturing Company · 1996