E04H 4/1263
Floating skimmers
Official title: {Floating skimmers}
E04H4/1263 (Floating skimmers) appears on 129 US grants and 155 published applications in this corpus.
Search patents in E04H- Granted patents
- 129
- Published applications
- 155
- Assignees
- 54
- Inventors
- 227
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 7 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 3 |
| 2005 | 0 | 0 |
| 2006 | 5 | 5 |
| 2007 | 0 | 3 |
| 2008 | 2 | 5 |
| 2009 | 3 | 3 |
| 2010 | 3 | 3 |
| 2011 | 3 | 1 |
| 2012 | 1 | 3 |
| 2013 | 1 | 3 |
| 2014 | 3 | 6 |
| 2015 | 1 | 5 |
| 2016 | 4 | 4 |
| 2017 | 5 | 9 |
| 2018 | 5 | 9 |
| 2019 | 7 | 8 |
| 2020 | 4 | 6 |
| 2021 | 8 | 13 |
| 2022 | 6 | 6 |
| 2023 | 9 | 5 |
| 2024 | 7 | 12 |
| 2025 | 7 | 14 |
| 2026 | 8 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Semi-autonomous pool skimmer18 Aug 2026US 12,709,910 B1
- Aquarium skimmer devices, systems, and methods4 Aug 2026US 12,696,882 B2
- Water surface automatic cleaning apparatus2 Jun 2026US 12,644,245 B2Shenzhen Aiper Intelligent Co., Ltd.
- Skimmer apparatus21 Apr 2026US 12,607,028 B2Poolfast
- Floating liquid intake31 Mar 2026US 12,589,335 B2Turret IP Pty Ltd
- Debris removal sleeve1 Oct 2026US 2026/0297969 A1
- Device body structure and water surface cleaning device17 Sep 2026US 2026/0274713 A1Shenzhen Maining Innovation Technology Co., Ltd.
- Debris basket and water surface cleaning robot17 Sep 2026US 2026/0275742 A1Shenzhen Maining Innovation Technology Co., Ltd.
- Water surface automatic cleaning apparatus10 Sep 2026US 2026/0266011 A1Shenzhen Aiper Intelligent Co., Ltd.
- Pool cleaning robot with adjustable floats for water surface debris collection10 Sep 2026US 2026/0266077 A1Maytronics Ltd.
Most cited
By later US patents