C08J 2427/18
Homopolymers or copolymers of tetrafluoroethylene
C08J2427/18 (Homopolymers or copolymers of tetrafluoroethylene) appears on 128 US grants and 223 published applications in this corpus.
Search patents in C08J- Granted patents
- 128
- Published applications
- 223
- Assignees
- 136
- Inventors
- 570
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 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 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 5 |
| 2013 | 0 | 5 |
| 2014 | 3 | 7 |
| 2015 | 7 | 16 |
| 2016 | 5 | 11 |
| 2017 | 6 | 12 |
| 2018 | 7 | 18 |
| 2019 | 12 | 26 |
| 2020 | 14 | 19 |
| 2021 | 13 | 19 |
| 2022 | 16 | 17 |
| 2023 | 9 | 21 |
| 2024 | 14 | 17 |
| 2025 | 7 | 18 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ultra-high molecular weight polyethylene (UHMWPE) particles and filled articles produced therewith12 May 2026US 12,626,929 B2W. L. Gore & Associates G. K.
- Release film and method for manufacturing release film5 May 2026US 12,617,128 B2Kobayashi & Co., Ltd.
- Piston ring17 Mar 2026US 12,578,017 B2Ntn Corporation
- Foamed polymer compositions including a nanostructured fluoropolymer10 Mar 2026US 12,570,819 B2Shpp Global Technologies B.V.
- Polyamide composite material and preparation method thereof17 Feb 2026US 12,552,932 B2(Kingfa Sci. & Tech.Co., Ltd.)
- High Flow Polystyrene Resins, Compositions Thereof and Methods of Making30 Jul 2026US 2026/0216930 A1Shpp Global Technologies B.V.
- Polystyrene Foams With a Fluoropolymer Additive, Compositions Thereof and Methods of Making23 Jul 2026US 2026/0209500 A1Shpp Global Technologies B.V.
- Silicone rubber emulsion coating28 May 2026US 2026/0146172 A1Performance Chemicals LLC
- Thermoplastic polymer composition and method for producing the same21 May 2026US 2026/0139136 A1Daikin Industries, Ltd.
- Container7 May 2026US 2026/0125202 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Fibrillated polymer compositions and methods of their manufacture118US 10,400,080 B2Sabic Global Technologies B.V. · 2019
- Perfluoropolymer coated pellicle27US 5,168,001 AE. I. Du Pont de Nemours and Company · 1992
- Cellular polymer containing perforated cell windows and a process for the preparation thereof24US 5,250,579 AThe Dow Chemical Company · 1993
- Cellular polymer containing perforated cell windows and a process for the preparation thereof8US 5,281,632 AThe Dow Chemical Company · 1994
- Flexible compact nanogenerators based on mechanoradical-forming porous polymer films7US 10,629,800 B2Wisconsin Alumni Research Foundation · 2020