E04F 15/02
Flooring or floor layers composed of a number of similar elements
Official title: Flooring or floor layers composed of a number of similar elements (of webs E04F15/16)
E04F15/02 (Flooring or floor layers composed of a number of similar elements) appears on 4,906 US grants and 6,020 published applications in this corpus.
Search patents in E04F- Granted patents
- 4,906
- Published applications
- 6,020
- Assignees
- 1,846
- Inventors
- 6,031
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 11 | 0 |
| 1978 | 11 | 0 |
| 1979 | 8 | 0 |
| 1980 | 13 | 0 |
| 1981 | 13 | 0 |
| 1982 | 6 | 0 |
| 1983 | 8 | 0 |
| 1984 | 19 | 0 |
| 1985 | 21 | 0 |
| 1986 | 32 | 0 |
| 1987 | 31 | 0 |
| 1988 | 27 | 0 |
| 1989 | 44 | 0 |
| 1990 | 41 | 0 |
| 1991 | 46 | 0 |
| 1992 | 33 | 0 |
| 1993 | 34 | 0 |
| 1994 | 28 | 0 |
| 1995 | 32 | 0 |
| 1996 | 24 | 0 |
| 1997 | 28 | 0 |
| 1998 | 54 | 0 |
| 1999 | 52 | 0 |
| 2000 | 53 | 0 |
| 2001 | 70 | 33 |
| 2002 | 79 | 128 |
| 2003 | 93 | 168 |
| 2004 | 98 | 220 |
| 2005 | 81 | 207 |
| 2006 | 72 | 202 |
| 2007 | 57 | 169 |
| 2008 | 60 | 215 |
| 2009 | 92 | 168 |
| 2010 | 150 | 200 |
| 2011 | 124 | 204 |
| 2012 | 165 | 190 |
| 2013 | 185 | 238 |
| 2014 | 204 | 262 |
| 2015 | 196 | 262 |
| 2016 | 224 | 283 |
| 2017 | 202 | 285 |
| 2018 | 213 | 261 |
| 2019 | 249 | 300 |
| 2020 | 258 | 333 |
| 2021 | 244 | 327 |
| 2022 | 218 | 294 |
| 2023 | 225 | 306 |
| 2024 | 247 | 287 |
| 2025 | 271 | 286 |
| 2026 | 142 | 192 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04F 15/10Of other materials1,928
- E04F 15/02038Characterised by tongue and groove connections between neighbouring flooring elements1,389
- E04F 15/04Only of wood or with a top layer of wood1,022
- E04F 15/02005Construction of joints836
- E04F 15/024Sectional false floors625
- E04F 15/02044Separate elements for fastening to an underlayer504
- E04F 15/08Only of stone or stone-like material466
- E04F 15/02177Floor elements for use at a specific location433
All 15 subgroupsShow fewer
- E04F 15/02194Flooring consisting of a number of elements carried by a non-rollable common296
- E04F 15/0215Specially adapted for being adhesively fixed to an underlayer242
- E04F 15/02172Floor elements with an anti-skid main surface, other than with grooves177
- E04F 15/02161Floor elements with grooved main surface144
- E04F 15/06Of metal, whether or not in combination with other material107
- E04F 15/02133Fixed directly to an underlayer by means of magnets, hook and loop-type82
- E04F 15/022Flooring consisting of parquetry tiles on a non-rollable sub-layer of other material75
Recent patents
- Methods for manufacturing a decorative panel, and decorative panels6 Oct 2026US 12,752,570 B2Unilin BV
- Panel, covering, and method of uncoupling two interconnected panels6 Oct 2026US 12,753,613 B2i4F Licensing NV
- Panel, covering, and method for manufacturing such a panel29 Sep 2026US 12,747,594 B2i4F Licensing NV
- Decorative panel and method of producing such a panel29 Sep 2026US 12,747,595 B2i4F Licensing NV
- Method and system for attaching an underlay element to a board element and an associated board element29 Sep 2026US 12,747,596 B2Ceraloc Innovation AB
- Decorative panel and method to make such decorative panel8 Oct 2026US 2026/0308382 A1Unilin BV
- Panels, method for manufacturing panels, mixture and lacquer8 Oct 2026US 2026/0308391 A1Unilin BV
- Building panels comprising a locking system8 Oct 2026US 2026/0308917 A1Välinge Innovation AB
- Floor panel for forming a floor covering8 Oct 2026US 2026/0308918 A1Unilin BV
- Panel for forming a covering8 Oct 2026US 2026/0308919 A1Unilin BV
Most cited
By later US patents
- Floor panel with edge connectors696US 6,006,486 AUnilin Beheer B. V., besloten vennootschap · 1999
- Panel for a composite surface and a method of assembling same631US 4,426,820 A1984
- Veneer panels and method of making523US 5,755,068 A1998
- Snap-together flooring system515US 5,295,341 ANikken Seattle, Inc. · 1994
- Panel and fastening system for panels495US 6,505,452 B1Akzenta Paneele + Profile GmbH · 2003