E01F 8/0052
Grate-style
Official title: {Grate-style, e.g. as wall facing}
E01F8/0052 (Grate-style) appears on 19 US grants and 10 published applications in this corpus.
Search patents in E01F- Granted patents
- 19
- Published applications
- 10
- Assignees
- 14
- Inventors
- 48
- Latest grant
- 10 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Interference noise-control unit10 Jun 2025US 12,325,966 B2Wavebreaker AB
- Sound absorbing structure having one or more acoustic scatterers for improved sound transmission loss17 Jan 2023US 11,555,280 B2Toyota Motor Engineering & Manufacturing North America, Inc.
- Sound absorbing board24 May 2022US 11,339,545 B2
- Acoustic structural building panels24 Aug 2021US 11,098,483 B2Tri Bms, LLC
- Acoustic structural building panels25 Feb 2020US 10,570,617 B2Tri Bms, LLC
- Sound absorbing structure having one or more acoustic scatterers for improved sound transmission loss31 Mar 2022US 2022/0098806 A1Toyota Motor Engineering & Manufacturing North America, Inc.
- Interference noise-control unit17 Mar 2022US 2022/0081855 A1Wavebreaker AB
- Acoustic structural building panels18 Jun 2020US 2020/0190801 A1TRI BMS, LLC d/b/a Applied Acoustical Group
- Sound absorbing board30 Apr 2020US 2020/0131724 A1
- Sound absorbing guard rail system10 Oct 2019US 2019/0309489 A1Rockwool International A/S
Most cited
By later US patents
- Noise reduction barrier21US 3,983,956 A1976
- Sound absorbing body, sound absorbing plate, and sound absorbing unit20US 5,854,453 ANitto Boseki Co., Ltd. · 1998
- Protective barrier20US 6,260,319 B1Gennaker Holding S.A. · 2001
- Sound barrier16US 4,095,669 A1978
- Method of forming noise attenuation barrier15US 5,136,821 ACECCO Trading, Inc. · 1992