E04F 15/02172
Floor elements with an anti-skid main surface, other than with grooves
Official title: {Floor elements with an anti-skid main surface, other than with grooves}
E04F15/02172 (Floor elements with an anti-skid main surface, other than with grooves) appears on 177 US grants and 248 published applications in this corpus.
Search patents in E04F- Granted patents
- 177
- Published applications
- 248
- Assignees
- 143
- Inventors
- 369
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 4 |
| 2002 | 3 | 4 |
| 2003 | 4 | 10 |
| 2004 | 7 | 14 |
| 2005 | 2 | 16 |
| 2006 | 4 | 8 |
| 2007 | 6 | 7 |
| 2008 | 2 | 11 |
| 2009 | 6 | 8 |
| 2010 | 4 | 10 |
| 2011 | 7 | 7 |
| 2012 | 5 | 12 |
| 2013 | 5 | 14 |
| 2014 | 8 | 13 |
| 2015 | 11 | 12 |
| 2016 | 9 | 14 |
| 2017 | 9 | 11 |
| 2018 | 10 | 8 |
| 2019 | 8 | 10 |
| 2020 | 5 | 11 |
| 2021 | 8 | 7 |
| 2022 | 7 | 11 |
| 2023 | 5 | 7 |
| 2024 | 4 | 8 |
| 2025 | 3 | 7 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Temporary walkway system with modular tiles interlocking in three-dimensions15 Sep 2026US 12,735,846 B2Plastic Safety Systems, Inc.
- Slip-resistant floor for a cargo-carrying apparatus21 Apr 2026US 12,607,021 B2Société en Commandite Prolam
- Portable dance floor11 Nov 2025US 12,467,266 B2Hard Chill LLC
- Plank with anti-slip function and preparation method thereof17 Jun 2025US 12,330,403 B2Anhui Sentai Wpc Group Share Co., Ltd. [Cn/Cn]
- Safety device18 Mar 2025US 12,252,848 B2
- Illuminating sanitary element for a shower or a bathtub9 Jul 2026US 2026/0193890 A1Derbelight GmbH
- Strain-hardened floor plates and method of manufacture11 Jun 2026US 2026/0159914 A1Nucor Corporation
- Single layer portable dance floor5 Mar 2026US 2026/0063291 A1Hard Chill LLC
- Test method for anti-slip long effectiveness of anti-slip ceramic tile26 Feb 2026US 2026/0056103 A1Dongguan City Wonderful Ceramics Industrial Park Co., Ltd.
- Plank with anti-slip function4 Sep 2025US 2025/0276508 A1Anhui Sentai Wpc Group Share Co., Ltd. [Cn/Cn]
Most cited
By later US patents
- Resilient groove369US 7,584,583 B2Välinge Innovation AB · 2009
- Flooring assembly230US 5,671,575 A1997
- Floorboards having a resilent surface layer with a decorative groove220US 7,930,862 B2Välinge Innovation AB · 2011
- Connecting system for surface coverings182US 6,675,545 B2Mannington Mills, Inc. · 2004
- Thermoplastic planks and methods for making the same173US 7,169,460 B1Mannington Mills, Inc. · 2007