E04F 15/082
With a top layer of stone or stone-like material
Official title: {with a top layer of stone or stone-like material, e.g. ceramics, concrete or glass in combination with a lower layer of other material}
E04F15/082 (With a top layer of stone or stone-like material) appears on 218 US grants and 284 published applications in this corpus.
Search patents in E04F- Granted patents
- 218
- Published applications
- 284
- Assignees
- 111
- Inventors
- 334
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 4 |
| 2003 | 2 | 2 |
| 2004 | 2 | 13 |
| 2005 | 3 | 4 |
| 2006 | 1 | 5 |
| 2007 | 5 | 6 |
| 2008 | 1 | 12 |
| 2009 | 6 | 9 |
| 2010 | 7 | 14 |
| 2011 | 6 | 5 |
| 2012 | 8 | 9 |
| 2013 | 5 | 7 |
| 2014 | 11 | 18 |
| 2015 | 13 | 16 |
| 2016 | 6 | 9 |
| 2017 | 7 | 13 |
| 2018 | 16 | 11 |
| 2019 | 3 | 13 |
| 2020 | 14 | 22 |
| 2021 | 11 | 12 |
| 2022 | 19 | 22 |
| 2023 | 5 | 11 |
| 2024 | 17 | 21 |
| 2025 | 10 | 11 |
| 2026 | 13 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Insulating modular panel configuration15 Sep 2026US 12,735,903 B2
- Covering element for floor and a floor covering8 Sep 2026US 12,729,544 B2Unilin BV
- Covering element for floor covering, a floor covering and a method for installing a floor covering1 Sep 2026US 12,723,412 B2IOBAC Limited
- Covering element, method for decorating a covering element, and machine for decorating a covering element23 Jun 2026US 12,661,924 B2Unilin BV
- Floor element for forming a floor covering and a floor covering5 May 2026US 12,618,244 B2Unilin BV
- Decorative panel and method for manufacturing a decorative panel3 Sep 2026US 2026/0258660 A1Unilin BV
- Turf tray27 Aug 2026US 2026/0248079 A1Camitch Enterprises Pty Ltd
- Flooring apparatus with easily replaceable tiles18 Jun 2026US 2026/0168259 A1Teotl Tlalli Industries LLC
- Method and device for producing a composite body28 May 2026US 2026/0145362 A1
- Method and device for producing a composite body28 May 2026US 2026/0145415 A1
Most cited
By later US patents
- Floorboards for floorings112US 8,245,477 B2Välinge Innovation AB · 2012
- Vertical joint system and associated surface covering system105US 8,806,832 B2Inotec Global Limited · 2014
- Method for producing a laminated tile product94US 5,314,554 A1994
- Interfacing floor tile89US 5,907,934 A1999
- Brickwork form88US 4,026,083 ABetco Block & Products, Inc. · 1977