C04B 41/4842
Fluorine-containing polymers
Official title: {Fluorine-containing polymers}
C04B41/4842 (Fluorine-containing polymers) appears on 90 US grants and 63 published applications in this corpus.
Search patents in C04B- Granted patents
- 90
- Published applications
- 63
- Assignees
- 63
- Inventors
- 198
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 8 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 2 |
| 2002 | 1 | 0 |
| 2003 | 1 | 7 |
| 2004 | 5 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 3 |
| 2007 | 1 | 4 |
| 2008 | 1 | 4 |
| 2009 | 2 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 5 |
| 2012 | 2 | 4 |
| 2013 | 1 | 4 |
| 2014 | 4 | 1 |
| 2015 | 1 | 0 |
| 2016 | 2 | 0 |
| 2017 | 2 | 3 |
| 2018 | 0 | 1 |
| 2019 | 1 | 6 |
| 2020 | 4 | 2 |
| 2021 | 0 | 4 |
| 2022 | 2 | 1 |
| 2023 | 2 | 0 |
| 2024 | 1 | 3 |
| 2025 | 2 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Protective coating method for reinforced concrete buildings and infrastructure26 Aug 2025US 12,398,072 B2Amerasia International Technology, Inc.
- Fluoropolymer-based hybrid organic/inorganic composites19 Aug 2025US 12,391,819 B2Syensqo SA
- Hybrid coating for roof applications30 Jan 2024US 11,884,835 B2Johns Manville
- Ceramic assembly and method of forming the same24 Oct 2023US 11,795,116 B2Corning Incorporated
- Natural stone sealer compositions29 Aug 2023US 11,739,234 B2Questech Limited
- Lead isolation system and method for lead zirconium titanate ceramic transducer23 Apr 2026US 2026/0114184 A1Pneuma Respiratory, Inc.
- Coating composition and coated article26 Jun 2025US 2025/0206978 A1AGC Inc.
- Laminate26 Jun 2025US 2025/0206982 A1AGC Inc.
- Translucent bulk carbonate and its production6 Feb 2025US 2025/0042758 A1The University of British Columbia
- Ink-repellent member and ink jet head31 Oct 2024US 2024/0359464 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Fluorochemical sulfonamide surfactants130US 6,664,354 B23M Innovative Properties Company · 2003
- Fluoropolymer coating and casting compositions and films derived therefrom97US 4,555,543 AChemical Fabrics Corporation · 1985
- Polyimides prepared from perfluoroisopropylidene diamine64US 4,111,906 ATRW Inc. · 1978
- Fluoropolymer nanocomposites62US 5,726,247 AE. I. Du Pont de Nemours and Company · 1998
- Water and oil repellent masonry treatments60US 6,689,854 B23M Innovative Properties Company · 2004