E01D 15/122
Inflatable or unreelable bridges
Official title: {Inflatable or unreelable bridges (inflatable or unreelable girders in general E04C3/005); Bridges with main load-supporting structure consisting only of non-rigid elements, e.g. cables}
E01D15/122 (Inflatable or unreelable bridges) appears on 17 US grants and 20 published applications in this corpus.
Search patents in E01D- Granted patents
- 17
- Published applications
- 20
- Assignees
- 13
- Inventors
- 33
- Latest grant
- 3 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 4 |
| 2008 | 1 | 4 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 2 | 3 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Pneumatic support3 Jan 2023US 11,542,672 B2Pibridge Ltd
- Inflatable beam and use of this inflatable beam13 Apr 2021US 10,974,160 B2Zepelin, S.R.O.
- Pneumatic structural element23 Jun 2020US 10,689,813 B2Pibridge Ltd
- Pneumatic support8 Jan 2019US 10,174,466 B2Pibridge Ltd
- Lightweight universal gap crossing device and method of use11 Apr 2017US 9,617,696 B1The United States of America as represented by the Secretary of the Army
- Deployable platforms21 Jan 2021US 2021/0017723 A1Nexgen Composites LLC
- Pneumatic support24 Dec 2020US 2020/0399842 A1Pibridge Ltd
- Inflatable beam and use of this inflatable beam12 Dec 2019US 2019/0374870 A1Zeppelin, S.R.O.
- Pneumatic structural element3 Oct 2019US 2019/0301112 A1Pibridge Ltd
- Pneumatic support11 May 2017US 2017/0130409 A1Pibridge Ltd
Most cited
By later US patents
- Suspension bridge and method of erecting same40US 4,457,035 AWilly Habegger AG · 1984
- Linkage bridge23US 4,024,595 A1977
- Provisional road surface14US 5,288,165 ANederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO · 1994
- Collapsable structures7US 4,354,331 AConsort Project Developments Limited · 1982
- Mobile compression and tension bridge and shelter structure7US 7,546,654 B22009