E04F 15/22
Resiliently-mounted floors
Official title: Resiliently-mounted floors, e.g. sprung floors (laid as webs E04F15/16)
E04F15/22 (Resiliently-mounted floors) appears on 328 US grants and 298 published applications in this corpus.
Search patents in E04F- Granted patents
- 328
- Published applications
- 298
- Assignees
- 161
- Inventors
- 412
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 6 | 0 |
| 1988 | 1 | 0 |
| 1989 | 10 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 8 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 11 | 0 |
| 2001 | 2 | 0 |
| 2002 | 6 | 12 |
| 2003 | 8 | 11 |
| 2004 | 7 | 13 |
| 2005 | 7 | 7 |
| 2006 | 7 | 7 |
| 2007 | 2 | 7 |
| 2008 | 3 | 4 |
| 2009 | 5 | 9 |
| 2010 | 8 | 7 |
| 2011 | 1 | 12 |
| 2012 | 8 | 8 |
| 2013 | 14 | 13 |
| 2014 | 16 | 14 |
| 2015 | 18 | 18 |
| 2016 | 17 | 22 |
| 2017 | 18 | 18 |
| 2018 | 13 | 29 |
| 2019 | 24 | 15 |
| 2020 | 12 | 15 |
| 2021 | 10 | 13 |
| 2022 | 6 | 14 |
| 2023 | 10 | 6 |
| 2024 | 3 | 10 |
| 2025 | 6 | 7 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Acoustic isolators16 Jun 2026US 12,655,642 B2United States Gypsum Company
- Walking pad assembly21 Apr 2026US 12,609,639 B2
- Element of damping layer for flooring and related damping layer24 Feb 2026US 12,559,890 B2Polygreen Ltd
- Element of damping layer for flooring and related damping layer10 Feb 2026US 12,546,123 B2Polygreen Ltd
- Composite board system with artificial turf and drainage features27 Jan 2026US 12,534,858 B2Green Eagle USA, LLC
- Air shock absorber for modular floor, and modular floor1 Oct 2026US 2026/0297960 A1
- Electromagnetic-Triboelectric Hybrid Energy Harvesting Unit, Tile and Floor System20 Aug 2026US 2026/0246396 A1City University of Hong Kong
- System for artificial turf manufacturing2 Jul 2026US 2026/0184861 A1Melos GmbH
- Adhesive Anchoring of Subfloor14 May 2026US 2026/0132637 A1
- Wood-plastic Composite Floor for Sports14 May 2026US 2026/0132639 A1Vmkon (Guangdong) Industrial Development Co., Ltd.
Most cited
By later US patents
- Aerobic exercise floor system363US 4,819,932 A1989
- Laminated flooring, for example for sports facilities, a support formation and anchoring systems therefor260US 5,899,038 AMondo S.p.A. · 1999
- Flooring material for building237US 5,540,025 ADaiken Trade & Industry Co., Ltd. · 1996
- Flooring assembly230US 5,671,575 A1997
- Resilient sports floor220US 5,253,464 ABoen Bruk A/S · 1993