C04B 41/4846
Perfluoro-compounds
Official title: {Perfluoro-compounds}
C04B41/4846 (Perfluoro-compounds) appears on 29 US grants and 22 published applications in this corpus.
Search patents in C04B- Granted patents
- 29
- Published applications
- 22
- Assignees
- 25
- Inventors
- 76
- Latest grant
- 24 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 2 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Ceramic assembly and method of forming the same24 Oct 2023US 11,795,116 B2Corning Incorporated
- Surface coatings and methods14 Feb 2017US 9,567,469 B2Textured Coatings of America, Inc.
- Composition and method to provide stain release and stain repellency properties to substrates5 Jul 2016US 9,382,504 B23M Innovative Properties Company
- Stain-resistant coating material and product having glass layer21 Oct 2014US 8,865,815 B2LIXIL Corporation
- Fluorochemical sulfonamide surfactants16 Feb 2010US 7,662,896 B23M Innovative Properties Company
- Coating composition and coated article26 Jun 2025US 2025/0206978 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
- Method for manufacturing a solid-state electrolyte for a battery cell11 Jul 2024US 2024/0234942 A1Volkswagen Aktiengesellschaft
- Ceramic assembly and method of forming the same18 Feb 2021US 2021/0047243 A1Corning Incorporated
Most cited
By later US patents
- Fluorochemical sulfonamide surfactants130US 6,664,354 B23M Innovative Properties Company · 2003
- Fluorochemical sulfonamide surfactants53US 6,852,781 B23M Innovative Properties Company · 2005
- Fluorinated polyurethanes with hydroxy functionality, process for preparing them and their use for the treatment of lithoidal material45US 5,189,135 ASyremont S.p.A. · 1993
- Fluorine containing copolymers and aqueous dispersions prepared therefrom39US 5,247,008 ABayer Aktiengesellschaft · 1993
- Water-repellent and oil-repellent treatment36US 5,300,239 ADow Corning Toray Silicone Co., Ltd. · 1994