E04F 2201/028
Connected by tongues and grooves with triangular shape
Official title: connected by tongues and grooves with triangular shape
E04F2201/028 (Connected by tongues and grooves with triangular shape) appears on 28 US grants and 35 published applications in this corpus.
Search patents in E04F- Granted patents
- 28
- Published applications
- 35
- Assignees
- 22
- Inventors
- 56
- Latest grant
- 11 Oct 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 3 |
| 2004 | 2 | 5 |
| 2005 | 2 | 4 |
| 2006 | 0 | 3 |
| 2007 | 1 | 5 |
| 2008 | 0 | 3 |
| 2009 | 0 | 3 |
| 2010 | 4 | 5 |
| 2011 | 1 | 1 |
| 2012 | 4 | 0 |
| 2013 | 2 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Flooring material comprising flooring elements which are assembled by means of separate flooring elements11 Oct 2016US 9,464,443 B2Pergo (Europe) AB
- Surface covering connection joints27 Sep 2016US 9,453,346 B2Best Woods Inc.
- Device for connecting and locking two building boards, in particular flooring panels23 Sep 2014US 8,839,584 B2Flooring Technologies Ltd.
- Mechanical locking of floor panels13 Aug 2013US 8,505,257 B2Välinge Innovation AB
- Method and apparatus for interconnecting paneling19 Feb 2013US 8,375,673 B2
- Surface covering connection joints12 Jan 2017US 2017/0009460 A1Best Woods Inc.
- Surface covering connection joints8 Oct 2015US 2015/0284964 A1Best Woods Inc.
- Flooring material comprising flooring elements which are assembled by means of separate flooring elements12 Jun 2014US 2014/0157700 A1Pergo (Europe) AB
- Laying and mechanically joining building panels or construction elements18 Aug 2011US 2011/0197535 A1
- System, methods, and compositions for attaching paneling to a building surface28 Oct 2010US 2010/0269438 A1Composite Foam Material Technology, LLC
Most cited
By later US patents
- Flooring material comprising flooring elements which are assembled by means of separate joining elements406US 6,763,643 B1Pergo (Europe) AB · 2004
- Tongue and groove board product315US 5,182,892 ALouisiana-Pacific Corp. · 1993
- Solid wood paneling system205US 5,113,632 AWoodline Manufacturing, Inc. · 1992
- Flooring panel204US 6,247,285 B12001
- Mechanical locking of floor panels194US 8,505,257 B2Välinge Innovation AB · 2013