E04F 11/175
Covering panels for tread restoration
Official title: {Covering panels for tread restoration}
E04F11/175 (Covering panels for tread restoration) appears on 33 US grants and 45 published applications in this corpus.
Search patents in E04F- Granted patents
- 33
- Published applications
- 45
- Assignees
- 18
- Inventors
- 50
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 2 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 4 |
| 2012 | 3 | 2 |
| 2013 | 3 | 4 |
| 2014 | 4 | 4 |
| 2015 | 0 | 0 |
| 2016 | 1 | 4 |
| 2017 | 2 | 1 |
| 2018 | 1 | 3 |
| 2019 | 2 | 2 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 2 | 3 |
| 2023 | 1 | 4 |
| 2024 | 1 | 3 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Luxury vinyl plank stair noses and other moldings21 Oct 2025US 12,448,778 B2Finished Edge Technology LLC
- Removal shaft30 Sep 2025US D1,095,353 S1TSC International Products, LLC · Design
- Method for manufacturing a folded panel, and a folded panel14 Jan 2025US 12,194,655 B2Unilin BV
- Removal tool for flooring planks16 Apr 2024US 11,958,281 B2TSC International Products, LLC
- Tread cap and related methods of use and manufacture25 Jul 2023US 11,708,697 B2Zamma Corporation, Inc.
- Luxury Vinyl Plank Stair Noses and Other Moldings15 Jan 2026US 2026/0015866 A1Finished Edge Technology LLC
- Method for manufacturing a folded panel, and a folded panel6 Mar 2025US 2025/0073948 A1Unilin BV
- Staircase capping system and a method of installation16 May 2024US 2024/0159059 A1
- Foot traction panel assembly for stair treads, steps, and walkways25 Apr 2024US 2024/0133184 A1Traxion LLC
- Building components, structures formed therefrom and related methods1 Feb 2024US 2024/0035285 A1
Most cited
By later US patents
- Covering for improving worn out steps28US 4,783,939 AFreiher von Kunssberg Vertriebsgesellschaft GmbH · 1988
- Stair construction element17US 6,067,758 ACosima Zenkner · 2000
- Staircase, staircase repair device and methods of fabricating same15US 6,318,033 B1Tread Ex, Inc. · 2001
- Process for renovation of a staircase13US 6,960,273 B22005
- Tread cap and methods and processes related thereto11US 9,399,874 B22016