C08L 27/18
Homopolymers or copolymers or tetrafluoroethene
C08L27/18 (Homopolymers or copolymers or tetrafluoroethene) appears on 1,294 US grants and 1,480 published applications in this corpus.
Search patents in C08L- Granted patents
- 1,294
- Published applications
- 1,480
- Assignees
- 586
- Inventors
- 3,153
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 8 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 7 | 0 |
| 1983 | 9 | 0 |
| 1984 | 8 | 0 |
| 1985 | 9 | 0 |
| 1986 | 10 | 0 |
| 1987 | 8 | 0 |
| 1988 | 10 | 0 |
| 1989 | 12 | 0 |
| 1990 | 29 | 0 |
| 1991 | 15 | 0 |
| 1992 | 18 | 0 |
| 1993 | 19 | 0 |
| 1994 | 9 | 0 |
| 1995 | 14 | 0 |
| 1996 | 14 | 0 |
| 1997 | 18 | 0 |
| 1998 | 21 | 0 |
| 1999 | 27 | 0 |
| 2000 | 33 | 0 |
| 2001 | 19 | 11 |
| 2002 | 40 | 36 |
| 2003 | 43 | 41 |
| 2004 | 40 | 57 |
| 2005 | 21 | 58 |
| 2006 | 35 | 34 |
| 2007 | 19 | 65 |
| 2008 | 21 | 51 |
| 2009 | 30 | 47 |
| 2010 | 34 | 54 |
| 2011 | 33 | 55 |
| 2012 | 30 | 54 |
| 2013 | 37 | 50 |
| 2014 | 41 | 57 |
| 2015 | 44 | 69 |
| 2016 | 37 | 41 |
| 2017 | 44 | 43 |
| 2018 | 29 | 68 |
| 2019 | 32 | 74 |
| 2020 | 48 | 100 |
| 2021 | 58 | 87 |
| 2022 | 54 | 72 |
| 2023 | 45 | 83 |
| 2024 | 57 | 71 |
| 2025 | 47 | 52 |
| 2026 | 36 | 50 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tapered heart valve covering6 Oct 2026US 12,751,822 B2Edwards Lifesciences Corporation
- Fluorine resin film and molded rubber body6 Oct 2026US 12,753,286 B2Daikyo Seiko, Ltd.
- Insulated electrical wire and resin composition29 Sep 2026US 12,749,592 B2Daikin Industries, Ltd.
- Copolymer, composition, molded product and coated electrical wire22 Sep 2026US 12,742,028 B2AGC Inc.
- Copolymer, injection molded body, member to be compressed, and covered wire15 Sep 2026US 12,735,562 B2Daikin Industries, Ltd.
- Compositions and methods for passivation of electrode binders24 Sep 2026US 2026/0290832 A1Tesla, Inc.
- Method of producing fluorine-containing elastomer, composition, solid composition, and crosslinked rubber article17 Sep 2026US 2026/0275002 A1AGC Inc.
- Preparation method for polytetrafluoroethylene composition, polytetrafluoroethylene composition, forming product, conductive pipe, heat conduction film, and substrate ccl3 Sep 2026US 2026/0258238 A1Daikin Fluorochemicals (China) Co., Ltd.
- Battery electrode and method of making the same3 Sep 2026US 2026/0260897 A1Specialty Operations France
- Fluorine resin material, laminate, tube, and tube manufacturing method13 Aug 2026US 2026/0234388 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Porous stent drug delivery system529US 5,972,027 ASciMed Life Systems, Inc. · 1999
- Vascular prosthesis having fluorinated coating with varying F/C ratio464US 4,718,907 AAtrium Medical Corporation · 1988
- Hydrophobic coating compositions, articles coated with said compositions, and processes for manufacturing same392US 6,663,941 B2Cytonix Corporation · 2003
- Polyetrafluoroethylene compositions247US 5,708,044 AW. L. Gore & Associates, Inc. · 1998
- Expandable shielded vessel support237US 6,010,529 AAtrium Medical Corporation · 2000