E04H 15/50
Lazy-tongs type
Official title: lazy-tongs type
E04H15/50 (Lazy-tongs type) appears on 392 US grants and 426 published applications in this corpus.
Search patents in E04H- Granted patents
- 392
- Published applications
- 426
- Assignees
- 138
- Inventors
- 345
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 11 | 0 |
| 2001 | 7 | 4 |
| 2002 | 10 | 10 |
| 2003 | 7 | 14 |
| 2004 | 12 | 23 |
| 2005 | 12 | 23 |
| 2006 | 10 | 14 |
| 2007 | 13 | 20 |
| 2008 | 12 | 21 |
| 2009 | 16 | 16 |
| 2010 | 19 | 15 |
| 2011 | 8 | 10 |
| 2012 | 9 | 7 |
| 2013 | 8 | 7 |
| 2014 | 9 | 21 |
| 2015 | 6 | 18 |
| 2016 | 13 | 20 |
| 2017 | 18 | 12 |
| 2018 | 22 | 31 |
| 2019 | 21 | 22 |
| 2020 | 17 | 19 |
| 2021 | 21 | 15 |
| 2022 | 18 | 13 |
| 2023 | 11 | 19 |
| 2024 | 14 | 19 |
| 2025 | 16 | 20 |
| 2026 | 9 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Popup tent with accessory shelf6 Oct 2026US 12,753,625 B1
- Tent skeleton with supporting and limiting structure25 Aug 2026US 12,716,259 B2
- Foldable tent framework and tent25 Aug 2026US 12,716,260 B2Ningbo Dongrun Mining Co., Ltd.
- Collapsible canopy11 Aug 2026US 12,703,993 B2Zhejiang Huiguan Leisure Products Co., Ltd.
- Collapsible structure for shelter23 Jun 2026US 12,662,843 B2
- Stabilizing device for tent frame1 Oct 2026US 2026/0297974 A1Heshan Fengzhida Outdoor Products Co., Ltd
- Outdoor folding tent with tent pole stabilizing structure1 Oct 2026US 2026/0297975 A1Linhai Zhenyi Arts & Crafts Co., Ltd.
- Vehicle sleeping platforms13 Aug 2026US 2026/0233661 A1Ford Global Technologies, LLC
- Release mechanism13 Aug 2026US 2026/0234961 A13 Legged Thing Limited
- Foldable tent frame having novel locking device23 Jul 2026US 2026/0210150 A1HKD Global Limited
Most cited
By later US patents
- Collapsible canopy structure145US 4,641,676 A1987
- Collapsible canopy with telescoping roof support structure139US 4,779,635 A1988
- Quick erection collapsible shelter136US 4,607,656 A1986
- Canopy support system124US 5,634,483 A1997
- Collapsible canopy with auto erect roof support structure114US 4,947,884 A1990