C04B 2111/203
Oil-proof or grease-repellant materials
Official title: {Oil-proof or grease-repellant materials}
C04B2111/203 (Oil-proof or grease-repellant materials) appears on 38 US grants and 33 published applications in this corpus.
Search patents in C04B- Granted patents
- 38
- Published applications
- 33
- Assignees
- 29
- Inventors
- 109
- Latest grant
- 18 Apr 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 2 |
| 2004 | 2 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 2 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 1 | 3 |
| 2013 | 1 | 7 |
| 2014 | 4 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gemstone coatings and methods of making and using the same18 Apr 2023US 11,627,786 B2Glisten LLC
- Omniphobic grout additive7 Nov 2017US 9,809,497 B2Wacker Chemical Corporation
- Cementitious mixture for materials having “easy-to-clean” properties by modification of the unset material by means of fluorine-containing active ingredients24 Nov 2015US 9,193,628 B2Evonik Degussa GmbH
- Curable mixture26 May 2015US 9,040,608 B2Akzo Nobel Chemicals International B.V.
- Fluorinated copolymers of (meth)acrylates and (meth)acrylic acid amine complexes19 Aug 2014US 8,808,868 B2E. I. Du Pont de Nemours and Company
- Polymer, composition and their use27 Aug 2026US 2026/0250444 A1Maflon S.P.A.
- Product with reversible water-repellent or super water-repellent properties for coating porous textile and ceramic materials18 Sep 2025US 2025/0289028 A1Universidad de Cadiz
- Copolymer, treatment agent, and preparation method therefor and use thereof31 Oct 2024US 2024/0360262 A1Beijing Mapu New Materials Co., Ltd.
- Porous ceramic laminate and process for producing the same18 May 2023US 2023/0150893 A1Sumitomo Chemical Company, Limited
- Gemstone coatings and methods of making and using the same16 Jul 2020US 2020/0221833 A1Glisten LLC
Most cited
By later US patents
- Destructable fluorinated alkoxysilane surfactants and repellent coatings derived therefrom151US 5,274,159 AMinnesota Mining and Manufacturing Company · 1993
- Water-and oil-repellency imparting urethane oligomers comprising perfluoroalkyl moieties71US 6,803,109 B23M Innovative Properties Company · 2004
- Water and oil repellent masonry treatments60US 6,689,854 B23M Innovative Properties Company · 2004
- Fluoroalkyl-functional organopolysiloxane-containing compositions based on water, a process for their preparation and their use57US 6,054,601 AHuels Aktiengesellschaft · 2000
- Fluorochemical water- and oil-repellant treating compositions54US 5,370,919 AMinnesota Mining and Manufacturing Company · 1994