C08F 214/26
Tetrafluoroethene
C08F214/26 (Tetrafluoroethene) appears on 812 US grants and 1,102 published applications in this corpus.
Search patents in C08F- Granted patents
- 812
- Published applications
- 1,102
- Assignees
- 219
- Inventors
- 1,468
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 16 | 0 |
| 1986 | 7 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 3 | 0 |
| 1990 | 9 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 9 | 0 |
| 1996 | 11 | 0 |
| 1997 | 14 | 0 |
| 1998 | 12 | 0 |
| 1999 | 16 | 0 |
| 2000 | 11 | 0 |
| 2001 | 10 | 1 |
| 2002 | 13 | 22 |
| 2003 | 25 | 31 |
| 2004 | 23 | 21 |
| 2005 | 17 | 16 |
| 2006 | 19 | 16 |
| 2007 | 11 | 21 |
| 2008 | 7 | 20 |
| 2009 | 16 | 26 |
| 2010 | 17 | 31 |
| 2011 | 10 | 23 |
| 2012 | 18 | 27 |
| 2013 | 17 | 44 |
| 2014 | 18 | 35 |
| 2015 | 34 | 39 |
| 2016 | 31 | 36 |
| 2017 | 29 | 29 |
| 2018 | 25 | 53 |
| 2019 | 19 | 47 |
| 2020 | 32 | 66 |
| 2021 | 47 | 63 |
| 2022 | 32 | 71 |
| 2023 | 30 | 137 |
| 2024 | 42 | 67 |
| 2025 | 55 | 114 |
| 2026 | 43 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fluorine-containing copolymer6 Oct 2026US 12,753,255 B2Daikin Industries, Ltd.
- Tellurium-containing compound, polymer, and method for producing polymer29 Sep 2026US 12,747,306 B2AGC Inc.
- Method for manufacturing perfluoroelastomer aqueous dispersion, composition, crosslinkable composition, and crosslinked product22 Sep 2026US 12,742,025 B2Daikin Industries, Ltd.
- Copolymer, composition, molded product and coated electrical wire22 Sep 2026US 12,742,028 B2AGC Inc.
- Ultra-low temperature elastomeric fluoropolymer compositions and processes for preparing the same15 Sep 2026US 12,735,516 B2The Chemours Company Fc, LLC
- Method for producing aqueous dispersion, method for producing second fluorinated polymer, aqueous dispersion, and solid composition8 Oct 2026US 2026/0308296 A1AGC Inc.
- Method of producing fluorine-containing elastomer, composition, solid composition, and crosslinked rubber article17 Sep 2026US 2026/0275002 A1AGC Inc.
- Tellurium-containing compound and method of producing polymer10 Sep 2026US 2026/0265188 A1AGC Inc.
- Laminate and method for forming laminate20 Aug 2026US 2026/0241412 A1Daikin Industries, Ltd.
- Method for producing fluorinated polymer13 Aug 2026US 2026/0234297 A1AGC Inc.
Most cited
By later US patents
- Tetrafluoroethylene copolymer264US 6,541,589 B1Gore Enterprise Holdings, Inc. · 2003
- Copolymers of tetrafluoroethylene203US 7,531,611 B2Gore Enterprise Holdings, Inc. · 2009
- Vulcanizable fluorinated copolymers196US 4,281,092 AE. I. Du Pont de Nemours and Company · 1981
- Stable tetrafluoroethylene copolymers177US 4,743,658 AE. I. Du Pont de Nemours and Company · 1988
- Expandable TFE copolymers, method of making, and porous, expended articles thereof156US 8,637,144 B2W. L. Gore & Associates, Inc. · 2014