E04B 1/8227
Screens
Official title: {screens (E04B2/74 takes precedence; for road or railway traffic E01F); Arrangements of sound-absorbing elements, e.g. baffles}
E04B1/8227 (Screens) appears on 64 US grants and 30 published applications in this corpus.
Search patents in E04B- Granted patents
- 64
- Published applications
- 30
- Assignees
- 39
- Inventors
- 101
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 3 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 3 | 2 |
| 2015 | 0 | 2 |
| 2016 | 2 | 3 |
| 2017 | 0 | 1 |
| 2018 | 3 | 1 |
| 2019 | 2 | 1 |
| 2020 | 2 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 3 | 3 |
| 2024 | 1 | 2 |
| 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
- Audio management system for a virtual production volume31 Mar 2026US 12,590,455 B2Nine Echoes, Inc.
- Panel assembly and accessories and method for the use and assembly thereof14 Jan 2025US 12,195,960 B2Steelcase Inc.
- Immersion platform11 Jun 2024US 12,005,367 B2
- Mobile acoustical panel28 Nov 2023US 11,828,061 B1LJ Avalon LLC
- Suspended acoustic shell assembly with emergency feature17 Oct 2023US 11,788,281 B2Protech Theatrical Services, Inc.
- Panel assembly and accessories and method for the use and assembly thereof27 Mar 2025US 2025/0101737 A1Steelcase Inc.
- Construction management services, emergency stages and shelters26 Dec 2024US 2024/0426098 A1CRC Innovation LLC
- Suspended acoustic shell assembly with emergency feature8 Feb 2024US 2024/0044130 A1
- Audio management system for a virtual production volume26 Oct 2023US 2023/0340782 A1Nine Echoes, Inc.
- Immersion Platform21 Sep 2023US 2023/0294006 A1Ellie DAO
Most cited
By later US patents
- Acoustic panel98US 5,009,043 AHerman Miller, Inc. · 1991
- Sound absorbing panel82US 4,084,367 AHaworth Mfg., Inc. · 1978
- Sound absorbing panel61US 4,084,366 AHaworth Mfg., Inc. · 1978
- Acoustical wall panel and method of assembly49US 4,989,688 ASoltech, Inc. · 1991
- Sound-absorbing panel45US 4,143,495 AFa. Pass & Co. · 1979