E04B 1/8236
Stage shells
Official title: {Stage shells}
E04B1/8236 (Stage shells) appears on 27 US grants and 15 published applications in this corpus.
Search patents in E04B- Granted patents
- 27
- Published applications
- 15
- Assignees
- 13
- Inventors
- 41
- Latest grant
- 11 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 2 | 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 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 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 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 2 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Immersion platform11 Jun 2024US 12,005,367 B2
- Suspended acoustic shell assembly with emergency feature17 Oct 2023US 11,788,281 B2Protech Theatrical Services, Inc.
- Immersion platform29 Nov 2022US 11,511,206 B2Ellie DAO
- Acoustic shell for stage performances25 Feb 2020US 10,570,607 B2Cs Inventions, LLC
- Acoustic shell for stage performances18 Jun 2019US 10,323,403 B1Cs Inventions, LLC
- 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
- Immersion Platform21 Sep 2023US 2023/0294006 A1Ellie DAO
- Immersion Platform30 Jun 2022US 2022/0203249 A1Ellie DAO
- Suspended acoustic shell assembly with emergency feature14 Jan 2021US 2021/0010260 A1Protech Theatrical Services, Inc.
Most cited
By later US patents
- Collapsible portable acoustic tower36US 6,085,861 AWenger Corporation · 2000
- Portable acoustic shell31US 5,651,405 AWenger Corporation · 1997
- Variable acoustics modular performance shell30US 5,168,129 ARPG Diffusor Systems, Inc. · 1992
- Portable shell29US 4,241,777 AWenger Corporation · 1980
- Concert shell29US 4,278,145 A1981