E04F 15/024
Sectional false floors
Official title: Sectional false floors, e.g. computer floors {(height-adjustable supports for terrace roof coverings E04D11/00; underfloor heating using water F24D3/142, using air F24D5/10; installation of cables, lines or protective tubing in floors H02G3/28)}
E04F15/024 (Sectional false floors) appears on 625 US grants and 566 published applications in this corpus.
Search patents in E04F- Granted patents
- 625
- Published applications
- 566
- Assignees
- 343
- Inventors
- 1,075
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 8 | 0 |
| 1985 | 6 | 0 |
| 1986 | 16 | 0 |
| 1987 | 15 | 0 |
| 1988 | 11 | 0 |
| 1989 | 17 | 0 |
| 1990 | 16 | 0 |
| 1991 | 21 | 0 |
| 1992 | 11 | 0 |
| 1993 | 10 | 0 |
| 1994 | 6 | 0 |
| 1995 | 16 | 0 |
| 1996 | 9 | 0 |
| 1997 | 4 | 0 |
| 1998 | 10 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 4 |
| 2002 | 9 | 17 |
| 2003 | 16 | 20 |
| 2004 | 12 | 23 |
| 2005 | 6 | 24 |
| 2006 | 6 | 5 |
| 2007 | 3 | 10 |
| 2008 | 5 | 17 |
| 2009 | 9 | 22 |
| 2010 | 7 | 25 |
| 2011 | 12 | 23 |
| 2012 | 18 | 20 |
| 2013 | 20 | 18 |
| 2014 | 21 | 12 |
| 2015 | 20 | 20 |
| 2016 | 13 | 25 |
| 2017 | 20 | 34 |
| 2018 | 34 | 34 |
| 2019 | 29 | 22 |
| 2020 | 23 | 39 |
| 2021 | 25 | 31 |
| 2022 | 22 | 26 |
| 2023 | 20 | 23 |
| 2024 | 17 | 25 |
| 2025 | 15 | 24 |
| 2026 | 17 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Support device for composite elevated floor28 Jul 2026US 12,692,710 B2Vero Veria Corporation
- Floor assembly21 Jul 2026US 12,687,017 B2ASB Systembau Horst Babinsky GmbH
- Unmanned access floor construction system and access floor construction method using same14 Jul 2026US 12,680,320 B2Samsung C&T Corporation
- Set of building panels comprising a locking device7 Jul 2026US 12,674,317 B2Välinge Innovation AB
- Roof drain and promenade support7 Jul 2026US 12,674,324 B2Zurn Water, LLC
- Set of panels comprising a locking device1 Oct 2026US 2026/0297931 A1Välinge Innovation AB
- Surface covering and fasteners for same17 Sep 2026US 2026/0275730 A1Control y Desarrollo Empresarial, S.L.
- Head for Joists for Raised Floors17 Sep 2026US 2026/0275731 A1Impertek S.R.L
- Subfloor system and methods of construction thereof27 Aug 2026US 2026/0250963 A1Laccoo Outdoors, LLC
- Paver Supporting Apparatus20 Aug 2026US 2026/0243032 A1Hanover Prest-Paving Company
Most cited
By later US patents
- Floor system144US 5,333,423 A1994
- Mat module with ramp strip137US 4,468,910 A1984
- Adjustable pedestal for elevated floors135US 4,558,544 AH. H. Robertson Company · 1985
- Modular-accessible-units and method of making same131US 5,205,091 A1993
- Modular floor sub-structure for the operational support of computer systems129US 5,467,609 ALiebert Corporation · 1995