E04H 15/20
Inflatable
Official title: inflatable, e.g. shaped, strengthened or supported by fluid pressure
E04H15/20 (Inflatable) appears on 495 US grants and 457 published applications in this corpus.
Search patents in E04H- Granted patents
- 495
- Published applications
- 457
- Assignees
- 280
- Inventors
- 889
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 13 | 0 |
| 1978 | 10 | 0 |
| 1979 | 6 | 0 |
| 1980 | 10 | 0 |
| 1981 | 10 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 9 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 10 | 0 |
| 1990 | 9 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 13 | 0 |
| 1997 | 15 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 10 | 0 |
| 2001 | 11 | 0 |
| 2002 | 7 | 8 |
| 2003 | 6 | 11 |
| 2004 | 5 | 8 |
| 2005 | 7 | 13 |
| 2006 | 3 | 15 |
| 2007 | 7 | 15 |
| 2008 | 6 | 27 |
| 2009 | 4 | 17 |
| 2010 | 11 | 16 |
| 2011 | 9 | 12 |
| 2012 | 9 | 18 |
| 2013 | 9 | 14 |
| 2014 | 15 | 17 |
| 2015 | 13 | 29 |
| 2016 | 13 | 14 |
| 2017 | 16 | 19 |
| 2018 | 19 | 21 |
| 2019 | 21 | 27 |
| 2020 | 24 | 15 |
| 2021 | 20 | 26 |
| 2022 | 9 | 20 |
| 2023 | 13 | 24 |
| 2024 | 23 | 21 |
| 2025 | 16 | 25 |
| 2026 | 10 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04H 2015/202With inflatable panels, without inflatable tubular frameworkIndexing code181
- E04H 2015/201With inflatable tubular framework, with or without tent coverIndexing code178
- E04H 15/22Supported by air pressure inside the tent94
- E04H 2015/206Details of inflation devicesIndexing code84
- E04H 2015/208With inflatable mattressesIndexing code49
- E04H 2015/207Tents specially designed for insulationIndexing code33
- E04H 2015/209Structures with a netting or similar for anchorageIndexing code10
Recent patents
- Hovering air fort6 Oct 2026US 12,753,626 B2
- Sun shading systems11 Aug 2026US 12,703,992 B2Shibumi Shade, Inc.
- Inflatable shelter, kits, methods, and systems21 Jul 2026US 12,687,034 B2RISE Outdoor Innovation Inc.
- Cap shaped tent and mosquito net21 Jul 2026US 12,687,035 B2
- Rapidly deployable air supported structure systems and related methods21 Jul 2026US 12,687,036 B2
- Inflatable building structure8 Oct 2026US 2026/0308935 A1I-Tech Machine Tool Inc.
- Inflatable vehicle accessories17 Sep 2026US 2026/0274052 A1Flated LLC
- Universal inflatable stabilized enclosure17 Sep 2026US 2026/0275757 A1
- Lightweight inflatable tent for outdoors3 Sep 2026US 2026/0258669 A1
- Inflation valve assembly27 Aug 2026US 2026/0251229 A1Purple Line Limited
Most cited
By later US patents
- Diffusion pumping apparatus self-inflating device276US 4,340,626 A1982
- Inflatable cellular assemblies of plastic material120US 4,076,872 A1978
- Convertible, inflatable shelter apparatus101US 4,766,918 AAspen Enterprises, Inc. · 1988
- Isolation module90US 4,000,749 AFloat · 1977
- Inflatable tent structure84US 4,876,829 APneumo-Beam International Ltd. · 1989