E04F 2011/1046
Miscellaneous features of treads not otherwise provided for
Official title: {Miscellaneous features of treads not otherwise provided for}
E04F2011/1046 (Miscellaneous features of treads not otherwise provided for) appears on 93 US grants and 65 published applications in this corpus.
Search patents in E04F- Granted patents
- 93
- Published applications
- 65
- Assignees
- 46
- Inventors
- 116
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 0 | 9 |
| 2003 | 4 | 2 |
| 2004 | 6 | 4 |
| 2005 | 5 | 5 |
| 2006 | 2 | 0 |
| 2007 | 4 | 2 |
| 2008 | 1 | 5 |
| 2009 | 4 | 6 |
| 2010 | 2 | 3 |
| 2011 | 2 | 2 |
| 2012 | 2 | 3 |
| 2013 | 3 | 1 |
| 2014 | 4 | 4 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 2 | 1 |
| 2018 | 0 | 5 |
| 2019 | 4 | 2 |
| 2020 | 1 | 3 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 3 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Composite stair tread10 Feb 2026US 12,546,116 B1Gorilla Treads, LLC
- Outdoor step lamp5 Aug 2025US 12,379,080 B1
- Returned stair tread having moisture compensating joint and method for making the same24 Sep 2024US 12,098,554 B2Young Manufacturing Company, Inc.
- Returned stair tread having moisture compensating joint and method for making the same4 Apr 2023US 11,619,050 B2Young Manufacturing Company, Inc.
- Energy-efficient assistive stairs21 Mar 2023US 11,608,641 B2Emory University
- Simplified staircase19 Jun 2025US 2025/0198164 A1Hemmi Kikaku Co., Ltd.
- Returned stair tread having moisture compensating joint and method for making the same27 Jul 2023US 2023/0235566 A1Young Manufacturing Company, Inc.
- Returned stair tread having moisture compensating joint and method for making the same6 Jan 2022US 2022/0003001 A1Young Manufacturing Company, Inc.
- Energy-efficient assistive stairs9 Sep 2021US 2021/0277661 A1Georgia Tech Research Corporation
- Device for displaying images for stands or stairways19 Aug 2021US 2021/0255818 A1Stairmedia Bcn, S.L.
Most cited
By later US patents
- Integrally formed linear light strip with light emitting diodes362US 5,848,837 AStanTech · 1998
- Integrally formed linear light strip with light emitting diodes207US 5,927,845 AStanTech · 1999
- Portable dance floor196US 5,634,309 A1997
- Emergency lighting strip157US 5,130,909 AWickes Manufacturing Company · 1992
- Step lighting apparatus86US 5,430,627 ATivoli Lighting, Inc. · 1995