E04F 13/0892
With means for aligning the outer surfaces of the covering elements
Official title: {with means for aligning the outer surfaces of the covering elements (E04F13/0894 takes precedence)}
E04F13/0892 (With means for aligning the outer surfaces of the covering elements) appears on 111 US grants and 111 published applications in this corpus.
Search patents in E04F- Granted patents
- 111
- Published applications
- 111
- Assignees
- 63
- Inventors
- 134
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 0 | 3 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 2 | 1 |
| 2012 | 2 | 7 |
| 2013 | 5 | 2 |
| 2014 | 6 | 8 |
| 2015 | 2 | 7 |
| 2016 | 8 | 8 |
| 2017 | 5 | 4 |
| 2018 | 6 | 7 |
| 2019 | 4 | 10 |
| 2020 | 11 | 9 |
| 2021 | 7 | 7 |
| 2022 | 2 | 14 |
| 2023 | 4 | 2 |
| 2024 | 9 | 5 |
| 2025 | 6 | 3 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Device for Leveling and Aligning Tiles and Method for Leveling and Aligning Tiles11 Jun 2026US 2026/0160076 A1Acufloor, LLC
- Device for Leveling and Aligning Tiles and Method for Leveling and Aligning Tiles11 Jun 2026US 2026/0160077 A1Acufloor, LLC
- Device for Leveling and Aligning Tiles and Method for Leveling and Aligning Tiles5 Mar 2026US 2026/0062926 A1Acufloor, LLC
Most cited
By later US patents
- Prefabricated insulating panels235US 4,641,469 A1987
- Mechanical locking of floor panels, methods to install and uninstall panels, a method and an equipment to produce the locking system, a method to connect a displaceable tongue to a panel and a tongue blank140US 8,627,862 B2Välinge Innovation AB · 2014
- Device for leveling and aligning tiles and method for leveling and aligning tiles99US 7,992,354 B2Q.E.P. Co. Inc. · 2011
- Mechanical locking of floor panels89US 9,340,974 B2Välinge Innovation AB · 2016
- Tile alignment and leveling device and method for using the same88US 7,621,100 B2Davinci Italia/USA Group, LLC · 2009