E04F 15/185
Underlayers in the form of studded or ribbed plates
Official title: {Underlayers in the form of studded or ribbed plates}
E04F15/185 (Underlayers in the form of studded or ribbed plates) appears on 139 US grants and 186 published applications in this corpus.
Search patents in E04F- Granted patents
- 139
- Published applications
- 186
- Assignees
- 95
- Inventors
- 207
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 3 |
| 2005 | 1 | 5 |
| 2006 | 0 | 6 |
| 2007 | 2 | 7 |
| 2008 | 1 | 8 |
| 2009 | 6 | 3 |
| 2010 | 4 | 10 |
| 2011 | 3 | 5 |
| 2012 | 6 | 1 |
| 2013 | 6 | 6 |
| 2014 | 4 | 14 |
| 2015 | 7 | 5 |
| 2016 | 6 | 12 |
| 2017 | 10 | 14 |
| 2018 | 9 | 10 |
| 2019 | 8 | 8 |
| 2020 | 11 | 19 |
| 2021 | 10 | 6 |
| 2022 | 3 | 10 |
| 2023 | 9 | 8 |
| 2024 | 8 | 12 |
| 2025 | 9 | 7 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Insulating modular panel configuration15 Sep 2026US 12,735,903 B2
- Subfloor system and methods of construction thereof12 May 2026US 12,624,557 B2Laccoo Outdoors, LLC
- Support plate for installing tile14 Apr 2026US 12,601,188 B2Laticrete International, Inc.
- Support layer configured to provide acoustic and/or thermal insulation30 Dec 2025US 12,509,885 B2Blace International B.V.
- Dual-purpose progressive stage load-distributing and absorbing system4 Nov 2025US 12,460,427 B2Viconic Sporting LLC
- Subfloor system and methods of construction thereof27 Aug 2026US 2026/0250963 A1Laccoo Outdoors, LLC
- Flooring underlayment28 May 2026US 2026/0146457 A1Dmx Membranes Limited
- Connection system of terrace boards with each other and with the base on which the terrace is placed8 Jan 2026US 2026/0009238 A1“Deck-Dry Polska" SpóLka Z Ograniczona Odpowiedzialnoscia
- Flooring Membrane11 Dec 2025US 2025/0376854 A1
- Uncoupling Mat with Heating Elements11 Dec 2025US 2025/0376855 A1Schluter Systems L. P.
Most cited
By later US patents
- Tile application structure110US 5,052,161 A1991
- Support plate made of a foil-like plastic material for a plate-lined floor structure or wall75US 6,434,901 B1Schluter Systems L.P. · 2002
- Modular hollow floor panels with integral ducting61US 5,263,289 ACablescape Access Flooring Pty. Limited · 1993
- Studded plate with fold line61US 7,585,556 B2Isola AS · 2009
- Method and apparatus for positioning heating elements59US 9,188,348 B2Progress Profiles SPA · 2015